diff --git a/.paket/Paket.Restore.targets b/.paket/Paket.Restore.targets
index 55292f317cc..1e7af99a9b6 100644
--- a/.paket/Paket.Restore.targets
+++ b/.paket/Paket.Restore.targets
@@ -60,9 +60,6 @@
       <Output TaskParameter="ConsoleOutput" PropertyName="PaketRestoreLockFileHash" />
     </Exec>
 
-    <!-- Debug whats going on -->
-    <Message Importance="low" Text="calling paket restore with targetframework=$(TargetFramework) targetframeworks=$(TargetFrameworks)" />
-
     <PropertyGroup Condition="Exists('$(PaketRestoreCacheFile)') ">
       <!-- if no hash has been done yet fall back to just reading in the files and comparing them -->
       <PaketRestoreCachedHash Condition=" '$(PaketRestoreCachedHash)' == '' ">$([System.IO.File]::ReadAllText('$(PaketRestoreCacheFile)'))</PaketRestoreCachedHash>
@@ -80,11 +77,9 @@
     <!-- Step 2 Detect project specific changes -->
     <ItemGroup>
       <MyTargetFrameworks Condition="'$(TargetFramework)' != '' " Include="$(TargetFramework)"></MyTargetFrameworks>
-      <!-- Don't include all frameworks when msbuild explicitly asks for a single one -->
-      <MyTargetFrameworks Condition="'$(TargetFrameworks)' != '' AND '$(TargetFramework)' == '' " Include="$(TargetFrameworks)"></MyTargetFrameworks>
+      <MyTargetFrameworks Condition="'@(TargetFrameworks)' != '' " Include="$(TargetFrameworks)"></MyTargetFrameworks>
       <PaketResolvedFilePaths Include="@(MyTargetFrameworks -> '$(MSBuildProjectDirectory)\obj\$(MSBuildProjectFile).%(Identity).paket.resolved')"></PaketResolvedFilePaths>
     </ItemGroup>
-    <Message Importance="low" Text="MyTargetFrameworks=@(MyTargetFrameworks) PaketResolvedFilePaths=@(PaketResolvedFilePaths)" />
     <PropertyGroup>
       <PaketReferencesCachedFilePath>$(MSBuildProjectDirectory)\obj\$(MSBuildProjectFile).paket.references.cached</PaketReferencesCachedFilePath>
       <!-- MyProject.fsproj.paket.references has the highest precedence -->
@@ -94,6 +89,7 @@
       <!-- paket.references -->
       <PaketOriginalReferencesFilePath Condition=" !Exists('$(PaketOriginalReferencesFilePath)')">$(MSBuildProjectDirectory)\paket.references</PaketOriginalReferencesFilePath>
       
+      <PaketResolvedFilePath>$(MSBuildProjectDirectory)\obj\$(MSBuildProjectFile).$(TargetFramework).paket.resolved</PaketResolvedFilePath>
       <DoAllResolvedFilesExist>false</DoAllResolvedFilesExist>
       <DoAllResolvedFilesExist Condition="Exists(%(PaketResolvedFilePaths.Identity))">true</DoAllResolvedFilesExist>
       <PaketRestoreRequired>true</PaketRestoreRequired>
@@ -116,7 +112,7 @@
     <!-- Step 2 b detect relevant changes in project file (new targetframework) -->
     <PropertyGroup Condition=" '$(DoAllResolvedFilesExist)' != 'true' ">
       <PaketRestoreRequired>true</PaketRestoreRequired>
-      <PaketRestoreRequiredReason>target-framework '$(TargetFramework)' or '$(TargetFrameworks)' files @(PaketResolvedFilePaths)</PaketRestoreRequiredReason>
+      <PaketRestoreRequiredReason>target-framework '$(TargetFramework)' or '$(TargetFrameworks)'</PaketRestoreRequiredReason>
     </PropertyGroup>
 
     <!-- Step 3 Restore project specific stuff if required -->
@@ -144,9 +140,8 @@
       </PaketReferencesFileLinesInfo>
       <PackageReference Include="%(PaketReferencesFileLinesInfo.PackageName)">
         <Version>%(PaketReferencesFileLinesInfo.PackageVersion)</Version>
-        <PrivateAssets Condition=" ('%(PaketReferencesFileLinesInfo.AllPrivateAssets)' == 'true') Or ('$(PackAsTool)' == 'true') ">All</PrivateAssets>
+        <PrivateAssets Condition="%(PaketReferencesFileLinesInfo.AllPrivateAssets) == 'true'">All</PrivateAssets>
         <ExcludeAssets Condition="%(PaketReferencesFileLinesInfo.AllPrivateAssets) == 'exclude'">runtime</ExcludeAssets>
-        <Publish Condition=" '$(PackAsTool)' == 'true' ">true</Publish>
       </PackageReference>
     </ItemGroup>
 
diff --git a/build.fsx b/build.fsx
index 2400a310838..ef9edfbbe83 100644
--- a/build.fsx
+++ b/build.fsx
@@ -1481,7 +1481,6 @@ Target.create "Release_GenerateDocs" (fun _ ->
 
 Target.Description "Full Build & Test and publish results as artifacts."
 Target.create "Release_BuildAndTest" ignore
-
 open Fake.Core.TargetOperators
 
 "CheckReleaseSecrets"
@@ -1683,6 +1682,5 @@ let prevDocs =
 // A 'Release' includes a 'CheckReleaseSecrets'
 "CheckReleaseSecrets"
     ==> "Release"
-
-// start build
+//start build
 Target.runOrDefault "Default"
diff --git a/paket.dependencies b/paket.dependencies
index 4d1b7dd5287..9c2fccb1d91 100644
--- a/paket.dependencies
+++ b/paket.dependencies
@@ -67,6 +67,7 @@ nuget FSharp.Compiler.Service content: none
 nuget Octokit
 nuget System.Net.Http
 nuget Microsoft.DotNet.PlatformAbstractions
+nuget FSharp.Control.Reactive
 // From FSharp.Compiler.Service, but manually managed because of rename
 nuget System.ValueTuple copy_local: true, redirects:force
 
@@ -151,7 +152,7 @@ group netcore
     nuget Newtonsoft.Json
     nuget Paket.Core prerelease
     nuget Mono.Cecil prerelease
-
+    nuget FSharp.Control.Reactive
     // Testing
     nuget Expecto >= 5.0
 
diff --git a/paket.lock b/paket.lock
index f53e0ae3868..3e69de0773e 100644
--- a/paket.lock
+++ b/paket.lock
@@ -100,6 +100,9 @@ NUGET
       System.Security.Cryptography.Algorithms (>= 4.3) - restriction: && (< net45) (>= netstandard2.0)
       System.ValueTuple (>= 4.4) - restriction: >= net45
     FSharp.Compiler.Tools (10.0.2) - restriction: >= net45
+    FSharp.Control.Reactive (4.0)
+      FSharp.Core (>= 4.2.3) - restriction: || (>= net45) (>= netstandard2.0)
+      System.Reactive (>= 3.1.1) - restriction: || (>= net45) (>= netstandard2.0)
     FSharp.Core (4.3.4) - redirects: force
       System.Collections (>= 4.0.11) - restriction: && (< net45) (>= netstandard1.6) (< netstandard2.0)
       System.Console (>= 4.0) - restriction: && (< net45) (>= netstandard1.6) (< netstandard2.0)
@@ -223,7 +226,7 @@ NUGET
       Microsoft.AspNet.Razor  - restriction: < net40
       Microsoft.AspNet.Razor (>= 2.0.30506) - restriction: >= net40
       Nancy (>= 1.4.3)
-    NETStandard.Library (2.0.3) - restriction: || (&& (>= dnxcore50) (>= netstandard1.0)) (&& (>= dnxcore50) (>= netstandard1.3)) (&& (< monoandroid) (< monotouch) (< net461) (>= netstandard1.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid4.4) (< net35) (>= netstandard1.3) (< netstandard1.5)) (&& (< monoandroid4.4) (< net35) (>= netstandard1.5) (< netstandard2.0) (< xamarinios)) (&& (< net20) (>= net45)) (&& (< net20) (>= netstandard1.0) (< netstandard1.3)) (&& (< net20) (>= netstandard1.0) (< portable-net45+win8+wpa81) (< wp8)) (&& (< net20) (>= netstandard1.3)) (&& (< net20) (>= netstandard1.6)) (&& (< net20) (>= netstandard2.0)) (&& (< net35) (>= net451) (>= netstandard1.3) (< netstandard1.5)) (&& (>= net45) (>= netstandard1.6)) (>= netstandard1.1)
+    NETStandard.Library (2.0.3) - restriction: || (&& (>= dnxcore50) (>= netstandard1.0)) (&& (>= dnxcore50) (>= netstandard1.3)) (&& (< monoandroid) (< monotouch) (< net461) (>= netstandard1.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid4.4) (< net35) (>= netstandard1.3) (< netstandard1.5)) (&& (< monoandroid4.4) (< net35) (>= netstandard1.5) (< netstandard2.0) (< xamarinios)) (&& (< net20) (>= net45)) (&& (< net20) (>= netstandard1.0) (< netstandard1.3)) (&& (< net20) (>= netstandard1.0) (< portable-net45+win8+wpa81) (< wp8)) (&& (< net20) (>= netstandard1.3)) (&& (< net20) (>= netstandard1.6)) (&& (< net20) (>= netstandard2.0)) (&& (< net35) (>= net451) (>= netstandard1.3) (< netstandard1.5)) (&& (>= net45) (>= netstandard1.6)) (>= netstandard1.1) (&& (>= netstandard2.0) (>= win81)) (&& (>= netstandard2.0) (>= wpa81))
       Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (&& (>= net45) (< netstandard1.3)) (&& (< net45) (>= netstandard1.1) (< netstandard1.2) (< win8)) (&& (< net45) (>= netstandard1.2) (< netstandard1.3) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.3) (< netstandard1.4) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.4) (< netstandard1.5) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.5) (< netstandard1.6) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.6) (< netstandard2.0) (< win8) (< wpa81)) (&& (< net45) (>= netstandard2.0)) (&& (>= net46) (< netstandard1.4)) (>= net461) (>= netcoreapp2.0) (&& (>= netstandard1.0) (< portable-net45+win8+wpa81)) (&& (< netstandard1.0) (>= portable-net45+win8) (< win8)) (&& (< netstandard1.0) (< portable-net45+win8) (>= portable-net45+win8+wpa81)) (&& (< netstandard1.0) (>= portable-net45+win8+wp8+wpa81) (< portable-net45+win8+wpa81)) (&& (< netstandard1.0) (>= win8)) (&& (< netstandard1.3) (< win8) (>= wpa81)) (&& (< netstandard1.5) (>= uap10.0)) (>= uap10.1) (>= wp8)
       Microsoft.Win32.Primitives (>= 4.3) - restriction: || (&& (< net45) (>= netstandard1.3) (< netstandard1.4) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.4) (< netstandard1.5) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.5) (< netstandard1.6) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.6) (< netstandard2.0) (< win8) (< wpa81)) (&& (>= net46) (< netstandard1.4)) (&& (< netstandard1.5) (>= uap10.0) (< uap10.1))
       System.AppContext (>= 4.3) - restriction: || (&& (< net45) (>= netstandard1.3) (< netstandard1.4) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.4) (< netstandard1.5) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.5) (< netstandard1.6) (< win8) (< wpa81)) (&& (< net45) (>= netstandard1.6) (< netstandard2.0) (< win8) (< wpa81)) (&& (>= net46) (< netstandard1.4)) (&& (< netstandard1.5) (>= uap10.0) (< uap10.1))
@@ -292,7 +295,7 @@ NUGET
       System.Runtime.Loader (>= 4.0) - restriction: && (< monoandroid4.4) (< net35) (>= netstandard1.5) (< netstandard2.0) (< xamarinios)
       System.Threading.Thread (>= 4.0) - restriction: && (< monoandroid4.4) (< net35) (>= netstandard1.5) (< netstandard2.0) (< xamarinios)
       System.Xml.XmlDocument (>= 4.0.1) - restriction: || (&& (< monoandroid4.4) (< net35) (>= netstandard1.3) (< netstandard1.5)) (&& (< monoandroid4.4) (< net35) (>= netstandard1.5) (< netstandard2.0) (< xamarinios))
-    Nuget.CommandLine (4.6.2)
+    NuGet.CommandLine (4.6.2)
     Nuget.Core (2.14)
       Microsoft.Web.Xdt (>= 2.1)
     NUnit (3.10.1)
@@ -435,7 +438,7 @@ NUGET
       System.Runtime (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.3) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
       System.Runtime.Extensions (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.3) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
       System.Threading (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.3) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
-    System.ComponentModel (4.3) - redirects: force, restriction: || (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.5) (< netstandard2.0) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net20) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81)) (&& (< monoandroid) (< net20) (>= netstandard1.3) (< netstandard1.5) (< win8) (< wpa81)) (&& (< monoandroid) (< net20) (< netstandard1.3) (>= netstandard1.5) (< win8) (< wpa81))
+    System.ComponentModel (4.3) - redirects: force, restriction: || (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.5) (< netstandard2.0) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net20) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81)) (&& (< monoandroid) (< net20) (>= netstandard1.3) (< netstandard1.5) (< win8) (< wpa81)) (&& (< monoandroid) (< net20) (< netstandard1.3) (>= netstandard1.5) (< win8) (< wpa81)) (&& (>= net45) (>= netcoreapp1.0)) (&& (>= netstandard2.0) (>= win81)) (&& (>= netstandard2.0) (>= wpa81))
       System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81))
     System.ComponentModel.Primitives (4.3) - redirects: force, restriction: || (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.5) (< netstandard2.0) (< win8) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net20) (>= netstandard1.0) (< netstandard1.3) (< win8)) (&& (< monoandroid) (< net20) (>= netstandard1.3) (< netstandard1.5) (< win8)) (&& (< monoandroid) (< net20) (< netstandard1.3) (>= netstandard1.5) (< win8)) (&& (< monoandroid4.4) (< net35) (>= netstandard1.3) (< netstandard1.5)) (&& (< monoandroid4.4) (< net35) (>= netstandard1.5) (< netstandard2.0) (< xamarinios)) (&& (< net20) (>= net45) (>= netstandard1.3) (< netstandard1.5)) (&& (< net20) (>= net45) (< netstandard1.3)) (&& (< net20) (>= net462) (< netstandard1.3)) (&& (< net20) (>= net462) (< netstandard2.0)) (&& (< netstandard1.0) (>= netstandard1.3) (>= win8)) (&& (>= netstandard1.3) (< netstandard2.0) (>= wpa81)) (&& (< netstandard1.3) (>= wpa81)) (>= wp8)
       System.ComponentModel (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net45) (>= netstandard1.0) (< win8) (< wp8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
@@ -480,6 +483,7 @@ NUGET
       System.Diagnostics.DiagnosticSource (>= 4.4.1) - restriction: || (&& (< monoandroid) (< monotouch) (< net451) (>= netstandard1.3) (< netstandard2.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< net451) (< netcoreapp2.0) (>= netstandard2.0))
       System.Security.Principal.Windows (>= 4.4) - restriction: || (&& (< monoandroid) (< monotouch) (< net451) (>= netstandard1.3) (< netstandard2.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< net451) (>= netstandard2.0)) (>= netcoreapp2.0)
       System.Text.Encoding.CodePages (>= 4.4) - restriction: || (&& (< monoandroid) (< monotouch) (< net451) (>= netstandard1.3) (< netstandard2.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< net451) (>= netstandard2.0)) (>= netcoreapp2.0)
+    System.Diagnostics.Contracts (4.3) - restriction: || (&& (>= net45) (>= netcoreapp1.0)) (&& (>= netstandard2.0) (>= win81)) (&& (>= netstandard2.0) (>= wpa81))
     System.Diagnostics.Debug (4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.3) (< netstandard2.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.5) (< netstandard2.0) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net20) (< netstandard1.3) (>= netstandard1.5) (< win8) (< wpa81)) (&& (< monoandroid) (>= netstandard1.3) (< win8) (< wpa81)) (&& (< net20) (>= net462) (< netstandard1.3)) (&& (< net20) (>= net462) (< netstandard2.0)) (&& (< net20) (< netstandard1.2) (>= netstandard2.0) (< win8)) (&& (< net20) (>= netstandard1.3) (< portable-net45+win8+wpa81)) (&& (< net20) (>= netstandard2.0) (< portable-net45+win8+wpa81)) (&& (< net20) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net35) (>= net46)) (&& (< net35) (>= netstandard1.3)) (>= net45) (>= netstandard1.6) (>= uap10.0)
       Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81))
       Microsoft.NETCore.Targets (>= 1.1) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81))
@@ -537,7 +541,7 @@ NUGET
       Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.5) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.1) (< netstandard1.2) (< win8)) (&& (< monoandroid) (< net45) (>= netstandard1.2) (< netstandard1.3) (< win8) (< wpa81)) (&& (< monoandroid) (< net45) (>= netstandard1.3) (< netstandard1.5) (< win8) (< wpa81))
       Microsoft.NETCore.Targets (>= 1.1) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.5) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.1) (< netstandard1.2) (< win8)) (&& (< monoandroid) (< net45) (>= netstandard1.2) (< netstandard1.3) (< win8) (< wpa81)) (&& (< monoandroid) (< net45) (>= netstandard1.3) (< netstandard1.5) (< win8) (< wpa81))
       System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.5) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.1) (< netstandard1.2) (< win8)) (&& (< monoandroid) (< net45) (>= netstandard1.2) (< netstandard1.3) (< win8) (< wpa81)) (&& (< monoandroid) (< net45) (>= netstandard1.3) (< netstandard1.5) (< win8) (< wpa81))
-    System.Dynamic.Runtime (4.3) - redirects: force, restriction: || (&& (>= dnxcore50) (>= netstandard1.0)) (&& (>= dnxcore50) (>= netstandard1.3)) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.3) (< netstandard2.0) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< net20) (>= netstandard1.0) (< portable-net45+win8+wpa81) (< wp8)) (&& (< net20) (>= netstandard1.3) (< portable-net45+win8+wpa81))
+    System.Dynamic.Runtime (4.3) - redirects: force, restriction: || (&& (>= dnxcore50) (>= netstandard1.0)) (&& (>= dnxcore50) (>= netstandard1.3)) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.3) (< netstandard2.0) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< net20) (>= netstandard1.0) (< portable-net45+win8+wpa81) (< wp8)) (&& (< net20) (>= netstandard1.3) (< portable-net45+win8+wpa81)) (&& (>= net45) (>= netcoreapp1.0)) (&& (>= netstandard2.0) (>= win81)) (&& (>= netstandard2.0) (>= wpa81))
       System.Collections (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
       System.Diagnostics.Debug (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
       System.Linq (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
@@ -629,11 +633,11 @@ NUGET
       System.Threading.Tasks (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.3) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
       System.Threading.Thread (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.3) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
     System.Linq (4.3) - redirects: force, restriction: || (&& (>= dnxcore50) (>= netstandard1.0)) (&& (>= dnxcore50) (>= netstandard1.3)) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.5) (< netstandard2.0) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net20) (< netstandard1.3) (>= netstandard1.5) (< win8) (< wpa81)) (&& (< monoandroid) (>= netstandard1.3) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.2) (>= netstandard2.0) (< win8)) (&& (< net20) (>= netstandard1.3) (< portable-net45+win8+wpa81)) (&& (< net20) (>= netstandard2.0) (< portable-net45+win8+wpa81)) (&& (< net20) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net35) (>= netstandard1.3) (< uap10.0)) (>= net45) (&& (< netstandard1.5) (>= netstandard2.0) (>= uap10.0)) (>= netstandard1.6)
-      System.Collections (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.6) (< win8) (< wp8) (< wpa81))
-      System.Diagnostics.Debug (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Resources.ResourceManager (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.6) (< win8) (< wp8) (< wpa81))
-      System.Runtime.Extensions (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Collections (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.6) (< win8) (< wp8) (< wpa81)) (&& (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Diagnostics.Debug (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Resources.ResourceManager (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.6) (< win8) (< wp8) (< wpa81)) (&& (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Runtime.Extensions (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
     System.Linq.Expressions (4.3) - redirects: force, restriction: || (&& (>= dnxcore50) (>= netstandard1.0)) (&& (>= dnxcore50) (>= netstandard1.3)) (&& (>= dnxcore50) (>= netstandard1.6)) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.3) (< netstandard2.0) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (< netstandard1.3) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.0) (< portable-net45+win8+wpa81) (< wp8)) (&& (< net20) (< netstandard1.2) (>= netstandard1.6) (< win8)) (&& (< net20) (< netstandard1.2) (>= netstandard2.0) (< win8)) (&& (< net20) (>= netstandard1.3) (< portable-net45+win8+wpa81)) (&& (< net20) (< netstandard1.3) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.3) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.4) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.4) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.5) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.5) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.6) (< netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.6) (< portable-net45+win8+wpa81)) (&& (< net20) (< netstandard1.6) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard2.0) (< portable-net45+win8+wpa81)) (&& (< net45) (>= netstandard1.6) (< netstandard2.0)) (&& (< netstandard1.5) (>= netstandard1.6) (>= uap10.0)) (&& (< netstandard1.5) (>= netstandard2.0) (>= uap10.0))
       System.Collections (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
       System.Diagnostics.Debug (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
@@ -744,6 +748,26 @@ NUGET
       System.Resources.ResourceManager (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
       System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81))
       System.Threading (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+    System.Reactive (3.1.1) - restriction: || (>= net45) (>= netstandard2.0)
+      System.Reactive.PlatformServices (>= 3.1.1)
+      System.Reactive.Windows.Threading (>= 3.1.1) - restriction: || (>= net45) (>= win81) (>= wpa81)
+      System.Reactive.WindowsRuntime (>= 3.1.1) - restriction: || (>= win81) (>= wpa81)
+    System.Reactive.Core (3.1.1) - restriction: || (>= net45) (>= netstandard2.0)
+      System.ComponentModel (>= 4.0.1) - restriction: || (&& (< net45) (>= netstandard1.0)) (>= netcoreapp1.0)
+      System.Diagnostics.Contracts (>= 4.0.1) - restriction: || (&& (< net45) (>= netstandard1.0)) (>= netcoreapp1.0)
+      System.Dynamic.Runtime (>= 4.0.11) - restriction: || (&& (< net45) (>= netstandard1.0)) (>= netcoreapp1.0)
+      System.Reactive.Interfaces (>= 3.1.1) - restriction: >= netstandard1.0
+    System.Reactive.Interfaces (3.1.1) - restriction: || (>= net45) (&& (>= netstandard2.0) (>= win81)) (&& (>= netstandard2.0) (>= wpa81))
+      NETStandard.Library (>= 1.6) - restriction: && (< net45) (>= netstandard1.0)
+    System.Reactive.Linq (3.1.1) - restriction: || (>= net45) (>= netstandard2.0)
+      System.Reactive.Core (>= 3.1.1) - restriction: >= netstandard1.0
+      System.Runtime.InteropServices.WindowsRuntime (>= 4.0.1) - restriction: && (< net45) (>= netstandard1.0)
+    System.Reactive.PlatformServices (3.1.1) - restriction: || (>= net45) (>= netstandard2.0)
+      System.Reactive.Linq (>= 3.1.1)
+    System.Reactive.Windows.Threading (3.1.1) - restriction: || (>= net45) (&& (>= netstandard2.0) (>= win81)) (&& (>= netstandard2.0) (>= wpa81))
+      System.Reactive.Core (>= 3.1.1)
+    System.Reactive.WindowsRuntime (3.1.1) - restriction: || (&& (>= net45) (>= win81)) (&& (>= net45) (>= wpa81)) (&& (>= netstandard2.0) (>= win81)) (&& (>= netstandard2.0) (>= wpa81))
+      System.Reactive.Linq (>= 3.1.1)
     System.Reflection (4.3) - redirects: force, restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.4) (< netstandard2.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.5) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< monotouch) (< net35) (>= netstandard1.5) (< netstandard2.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net20) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81)) (&& (< monoandroid) (< net20) (< netstandard1.3) (>= netstandard1.5) (< win8) (< wpa81)) (&& (< monoandroid) (>= netstandard1.3) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.0) (< portable-net45+win8+wpa81) (< wp8)) (&& (< net20) (< netstandard1.2) (>= netstandard2.0) (< win8)) (&& (< net20) (>= netstandard1.3) (< portable-net45+win8+wpa81)) (&& (< net20) (>= netstandard2.0) (< portable-net45+win8+wpa81)) (&& (< net20) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net35) (>= netstandard1.3)) (>= net45) (&& (< netstandard1.5) (>= netstandard2.0) (>= uap10.0)) (>= netstandard1.6)
       Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.5) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81)) (&& (< monoandroid) (< net45) (>= netstandard1.3) (< netstandard1.5) (< win8) (< wpa81))
       Microsoft.NETCore.Targets (>= 1.1) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.5) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81)) (&& (< monoandroid) (< net45) (>= netstandard1.3) (< netstandard1.5) (< win8) (< wpa81))
@@ -810,6 +834,8 @@ NUGET
       System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.1) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
       System.Runtime.InteropServices (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net45) (>= netstandard1.1) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
       System.Threading (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.1) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+    System.Runtime.InteropServices.WindowsRuntime (4.3) - restriction: && (< net45) (>= netstandard2.0)
+      System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.0) (< win8) (< wp8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
     System.Runtime.Loader (4.3) - content: none, restriction: || (&& (< monoandroid4.4) (< net35) (>= netstandard1.5) (< netstandard2.0) (< xamarinios)) (&& (< net45) (>= netstandard2.0))
       System.IO (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net462) (>= netstandard1.5) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
       System.Reflection (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net462) (>= netstandard1.5) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
@@ -833,20 +859,20 @@ NUGET
       Microsoft.NETCore.Platforms (>= 2.0) - restriction: >= netcoreapp2.0
       System.Security.Principal.Windows (>= 4.4) - restriction: || (>= monoandroid) (>= monotouch) (&& (>= net46) (< netstandard2.0)) (&& (< net46) (>= netstandard1.3) (< netstandard2.0)) (&& (< net46) (>= netstandard2.0)) (>= net461) (>= netcoreapp2.0) (>= xamarinios) (>= xamarinmac) (>= xamarintvos) (>= xamarinwatchos)
     System.Security.Cryptography.Algorithms (4.3.1) - content: none, restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.3) (< netstandard1.4) (< win8) (< wpa81)) (&& (< monoandroid) (< net45) (>= netstandard1.4) (< netstandard1.6) (< win8) (< wpa81)) (&& (< monoandroid) (< net45) (< netstandard1.4) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.4) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.4) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.5) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.5) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.6) (< netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.6) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net35) (>= net46)) (&& (< net35) (>= netstandard1.3)) (&& (< net45) (>= netstandard2.0)) (&& (>= net46) (< netstandard1.4)) (>= net461) (&& (< netstandard1.5) (>= netstandard1.6) (>= uap10.0)) (&& (< netstandard1.5) (>= netstandard2.0) (>= uap10.0))
-      Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      runtime.native.System.Security.Cryptography.Apple (>= 4.3.1) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
-      runtime.native.System.Security.Cryptography.OpenSsl (>= 4.3.2) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
-      System.Collections (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
-      System.IO (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net46) (>= netstandard1.3) (< netstandard1.4)) (&& (< monoandroid) (< net46) (>= netstandard1.4) (< netstandard1.6)) (>= net463)
-      System.Resources.ResourceManager (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net46) (>= netstandard1.3) (< netstandard1.4)) (&& (< monoandroid) (< net46) (>= netstandard1.4) (< netstandard1.6)) (>= net463)
-      System.Runtime.Extensions (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Runtime.Handles (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Runtime.InteropServices (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Runtime.Numerics (>= 4.3) - restriction: && (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
-      System.Security.Cryptography.Encoding (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (>= net463)
-      System.Security.Cryptography.Primitives (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net46) (>= netstandard1.3) (< netstandard1.4)) (&& (< monoandroid) (< net46) (>= netstandard1.4) (< netstandard1.6)) (&& (>= net46) (< netstandard1.4)) (&& (>= net461) (< netstandard1.6)) (>= net463)
-      System.Text.Encoding (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      runtime.native.System.Security.Cryptography.Apple (>= 4.3.1) - restriction: && (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
+      runtime.native.System.Security.Cryptography.OpenSsl (>= 4.3.2) - restriction: && (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
+      System.Collections (>= 4.3) - restriction: && (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
+      System.IO (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< net46) (>= netstandard1.3) (< netstandard1.4)) (&& (< monoandroid) (< net46) (>= netstandard1.4) (< netstandard1.6)) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (>= net463)
+      System.Resources.ResourceManager (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< net46) (>= netstandard1.3) (< netstandard1.4)) (&& (< monoandroid) (< net46) (>= netstandard1.4) (< netstandard1.6)) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (>= net463)
+      System.Runtime.Extensions (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Runtime.Handles (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Runtime.InteropServices (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Runtime.Numerics (>= 4.3) - restriction: && (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)
+      System.Security.Cryptography.Encoding (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (>= net463)
+      System.Security.Cryptography.Primitives (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< net46) (>= netstandard1.3) (< netstandard1.4)) (&& (< monoandroid) (< net46) (>= netstandard1.4) (< netstandard1.6)) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (>= net46) (< netstandard1.4)) (&& (>= net461) (< netstandard1.6)) (>= net463)
+      System.Text.Encoding (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net46) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
     System.Security.Cryptography.Cng (4.4) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
       Microsoft.NETCore.Platforms (>= 2.0) - restriction: >= netcoreapp2.0
       System.IO (>= 4.3) - restriction: || (&& (< monoandroid) (< monotouch) (< net46) (>= netstandard1.6) (< netstandard2.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net46) (>= netstandard1.3) (< netstandard1.4)) (&& (< monoandroid) (< net46) (>= netstandard1.4) (< netstandard1.6))
@@ -947,12 +973,12 @@ NUGET
       Microsoft.NETCore.Platforms (>= 2.0) - restriction: >= netcoreapp2.0
     System.Text.Encoding.Extensions (4.3) - restriction: || (>= dnxcore50) (&& (< net20) (>= net46) (< netstandard1.4) (>= netstandard1.6)) (&& (< net20) (>= net46) (< netstandard1.4) (>= netstandard2.0)) (&& (< net20) (< netstandard1.2) (>= netstandard1.6) (< win8)) (&& (< net20) (< netstandard1.2) (>= netstandard2.0) (< win8)) (&& (< net20) (< netstandard1.3) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.3) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.4) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.4) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.5) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.5) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.6) (< netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.6) (< portable-net45+win8+wpa81)) (&& (< net20) (< netstandard1.6) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard2.0) (< portable-net45+win8+wpa81)) (&& (< net45) (>= netstandard2.0)) (&& (< netstandard1.5) (>= netstandard1.6) (>= uap10.0)) (&& (< netstandard1.5) (>= netstandard2.0) (>= uap10.0))
     System.Text.RegularExpressions (4.3) - redirects: force, restriction: || (&& (>= dnxcore50) (>= netstandard1.6)) (&& (>= dnxcore50) (>= netstandard2.0)) (&& (< monoandroid) (< monotouch) (< net35) (>= netstandard1.5) (< netstandard2.0) (< win81) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net35) (>= netstandard1.3) (< netstandard1.5) (< win81) (< wpa81)) (&& (< net20) (>= net46) (< netstandard1.4) (>= netstandard1.6)) (&& (< net20) (>= net46) (< netstandard1.4) (>= netstandard2.0)) (&& (< net20) (< netstandard1.2) (>= netstandard1.6) (< win8)) (&& (< net20) (< netstandard1.2) (>= netstandard2.0) (< win8)) (&& (< net20) (< netstandard1.3) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.3) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.4) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.4) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.5) (>= netstandard1.6) (< win8) (< wpa81)) (&& (< net20) (< netstandard1.5) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.6) (< netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard1.6) (< portable-net45+win8+wpa81)) (&& (< net20) (< netstandard1.6) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net20) (>= netstandard2.0) (< portable-net45+win8+wpa81)) (&& (< net35) (>= netstandard1.3) (< uap10.0)) (&& (< net45) (>= netstandard1.6) (< netstandard2.0)) (&& (< netstandard1.5) (>= netstandard1.6) (>= uap10.0)) (&& (< netstandard1.5) (>= netstandard2.0) (>= uap10.0))
-      System.Collections (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Globalization (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Resources.ResourceManager (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81)) (&& (< monoandroid) (< net45) (>= netstandard1.3) (< netstandard1.6) (< win8) (< wpa81)) (>= netcoreapp1.1)
-      System.Runtime.Extensions (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
-      System.Threading (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Collections (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Globalization (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Resources.ResourceManager (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81)) (&& (< monoandroid) (< net45) (>= netstandard1.3) (< netstandard1.6) (< win8) (< wpa81)) (&& (< monotouch) (< net45) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (>= netcoreapp1.1)
+      System.Runtime.Extensions (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
+      System.Threading (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monotouch) (< net45) (< netcoreapp1.1) (>= netstandard1.6) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos))
     System.Threading (4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.3) (< netstandard2.0) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< monotouch) (< net20) (>= netstandard1.5) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net20) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81)) (&& (< monoandroid) (< net20) (< netstandard1.3) (>= netstandard1.5) (< win8) (< wpa81)) (&& (< monoandroid) (>= netstandard1.3) (< win8) (< wpa81)) (&& (< net20) (>= net462) (< netstandard1.3)) (&& (< net20) (>= net462) (< netstandard2.0)) (&& (< net20) (< netstandard1.2) (>= netstandard2.0) (< win8)) (&& (< net20) (>= netstandard1.3) (< portable-net45+win8+wpa81)) (&& (< net20) (>= netstandard2.0) (< portable-net45+win8+wpa81)) (&& (< net20) (>= netstandard2.0) (< win8) (< wpa81)) (&& (< net35) (>= netstandard1.3)) (>= net45) (>= netstandard1.6) (>= uap10.0)
       System.Runtime (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81))
       System.Threading.Tasks (>= 4.3) - restriction: || (>= dnxcore50) (&& (< monoandroid) (< monotouch) (< net45) (>= netstandard1.3) (< win8) (< wpa81) (< xamarinios) (< xamarinmac) (< xamarintvos) (< xamarinwatchos)) (&& (< monoandroid) (< net45) (>= netstandard1.0) (< netstandard1.3) (< win8) (< wp8) (< wpa81))
@@ -1867,34 +1893,37 @@ NUGET
       System.Security.Cryptography.Algorithms (>= 4.3) - restriction: || (&& (== net46) (< net45) (>= netstandard2.0)) (&& (== net462) (< net45) (>= netstandard2.0)) (== netcoreapp2.0) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
       System.ValueTuple (>= 4.4) - restriction: || (== net46) (== net462) (&& (== netcoreapp2.0) (>= net45)) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard2.0) (>= net45))
     FSharp.Compiler.Tools (10.0.2) - restriction: || (== net46) (== net462) (&& (== netcoreapp2.0) (>= net45)) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard2.0) (>= net45))
+    FSharp.Control.Reactive (4.0)
+      FSharp.Core (>= 4.2.3) - restriction: || (== net46) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
+      System.Reactive (>= 3.1.1) - restriction: || (== net46) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
     FSharp.Core (4.3.4)
-      System.Collections (>= 4.0.11) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Console (>= 4.0) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Diagnostics.Debug (>= 4.0.11) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Diagnostics.Tools (>= 4.0.1) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Globalization (>= 4.0.11) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.IO (>= 4.1) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Linq (>= 4.1) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Linq.Expressions (>= 4.1) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
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-      System.Reflection (>= 4.1) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Reflection.Extensions (>= 4.0.1) - restriction: || (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
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+      System.Threading (>= 4.0.11) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Threading.Tasks (>= 4.0.11) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Threading.Tasks.Parallel (>= 4.0.1) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Threading.Thread (>= 4.0) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Threading.ThreadPool (>= 4.0.10) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Threading.Timer (>= 4.0.1) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
     Microsoft.CSharp (4.4.1) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net20)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
-      NETStandard.Library (>= 1.6.1) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (>= dnxcore50)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
-      System.Dynamic.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (>= dnxcore50)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
-      System.Reflection.TypeExtensions (>= 4.4) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (>= dnxcore50))
+      NETStandard.Library (>= 1.6.1) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (>= dnxcore50)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
+      System.Dynamic.Runtime (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (>= dnxcore50)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
+      System.Reflection.TypeExtensions (>= 4.4) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (>= dnxcore50))
     Microsoft.DiaSymReader (1.2) - storage: packages, content: none, restriction: || (== net46) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
       Microsoft.Net.Compilers (>= 2.3)
       NETStandard.Library (>= 1.6.1) - restriction: || (&& (== net46) (< net20)) (&& (== net462) (< net20)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
@@ -1933,7 +1962,7 @@ NUGET
       System.Runtime (>= 4.3) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     Microsoft.Win32.Registry (4.4) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       Microsoft.NETCore.Platforms (>= 2.0) - restriction: || (&& (== net46) (>= netcoreapp2.0)) (&& (== net462) (>= netcoreapp2.0)) (== netcoreapp2.0) (&& (== netstandard1.6) (>= netcoreapp2.0)) (&& (== netstandard2.0) (>= netcoreapp2.0))
-      NETStandard.Library (>= 1.6.1) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      NETStandard.Library (>= 1.6.1) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
       System.Security.AccessControl (>= 4.4) - restriction: || (&& (== net46) (>= monoandroid)) (&& (== net46) (>= monotouch)) (&& (== net46) (>= net461)) (&& (== net46) (>= netcoreapp2.0)) (&& (== net46) (>= xamarinios)) (&& (== net46) (>= xamarinmac)) (&& (== net46) (>= xamarintvos)) (&& (== net46) (>= xamarinwatchos)) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= monoandroid)) (&& (== netstandard1.6) (>= monotouch)) (&& (== netstandard1.6) (>= net461)) (&& (== netstandard1.6) (>= netcoreapp2.0)) (&& (== netstandard1.6) (>= netstandard2.0)) (&& (== netstandard1.6) (>= xamarinios)) (&& (== netstandard1.6) (>= xamarinmac)) (&& (== netstandard1.6) (>= xamarintvos)) (&& (== netstandard1.6) (>= xamarinwatchos)) (== netstandard2.0)
       System.Security.Principal.Windows (>= 4.4) - restriction: || (&& (== net46) (>= monoandroid)) (&& (== net46) (>= monotouch)) (&& (== net46) (>= net461)) (&& (== net46) (>= netcoreapp2.0)) (&& (== net46) (>= xamarinios)) (&& (== net46) (>= xamarinmac)) (&& (== net46) (>= xamarintvos)) (&& (== net46) (>= xamarinwatchos)) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= monoandroid)) (&& (== netstandard1.6) (>= monotouch)) (&& (== netstandard1.6) (>= net461)) (&& (== netstandard1.6) (>= netcoreapp2.0)) (&& (== netstandard1.6) (>= netstandard2.0)) (&& (== netstandard1.6) (>= xamarinios)) (&& (== netstandard1.6) (>= xamarinmac)) (&& (== netstandard1.6) (>= xamarintvos)) (&& (== netstandard1.6) (>= xamarinwatchos)) (== netstandard2.0)
     Mono.Cecil (0.10)
@@ -1947,56 +1976,56 @@ NUGET
       System.Threading (>= 4.0.11) - restriction: || (&& (== net46) (< net35)) (&& (== net462) (< net35)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     NETStandard.Library (2.0.3)
       Microsoft.NETCore.Platforms (>= 1.1)
-      Microsoft.Win32.Primitives (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.AppContext (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Collections (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
-      System.Collections.Concurrent (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net46) (>= uap10.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Console (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Diagnostics.Debug (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
-      System.Diagnostics.Tools (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
-      System.Diagnostics.Tracing (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net46) (>= uap10.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Globalization (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
-      System.Globalization.Calendars (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.IO (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
-      System.IO.Compression (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.IO.Compression.ZipFile (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.IO.FileSystem (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
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-      System.Linq (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
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+      System.Threading (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
+      System.Threading.Tasks (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
+      System.Threading.Timer (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45)) (&& (== net46) (>= uap10.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Xml.ReaderWriter (>= 4.3) - restriction: || (== net46) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
+      System.Xml.XDocument (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
     Newtonsoft.Json (11.0.2)
-      Microsoft.CSharp (>= 4.3) - restriction: || (&& (== net46) (< net20)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
-      NETStandard.Library (>= 1.6.1) - restriction: || (&& (== net46) (< net20)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
-      System.ComponentModel.TypeConverter (>= 4.3) - restriction: || (&& (== net46) (< net20)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
-      System.Runtime.Serialization.Formatters (>= 4.3) - restriction: || (&& (== net46) (< net20)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Runtime.Serialization.Primitives (>= 4.3) - restriction: || (&& (== net46) (< net20)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
-      System.Xml.XmlDocument (>= 4.3) - restriction: || (&& (== net46) (< net20)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      Microsoft.CSharp (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net20)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
+      NETStandard.Library (>= 1.6.1) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net20)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
+      System.ComponentModel.TypeConverter (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net20)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
+      System.Runtime.Serialization.Formatters (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net20)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Runtime.Serialization.Primitives (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net20)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.3))
+      System.Xml.XmlDocument (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net20)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net20)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
     Octokit (0.29)
       NETStandard.Library (>= 1.6) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     Paket.Core (5.166)
@@ -2115,13 +2144,13 @@ NUGET
       Microsoft.NETCore.Targets (>= 1.1) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     System.Diagnostics.DiagnosticSource (4.4.1) - restriction: || (&& (== net46) (== net462) (>= uap10.0)) (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (>= dnxcore50)) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Collections (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
-      System.Diagnostics.Debug (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (== netstandard1.6) (== netstandard2.0)
-      System.Diagnostics.Tracing (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
-      System.Reflection (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
-      System.Runtime (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
-      System.Runtime.Extensions (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (== netstandard1.6) (== netstandard2.0)
-      System.Threading (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
+      System.Collections (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
+      System.Diagnostics.Debug (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (< net45)) (== netstandard1.6) (== netstandard2.0)
+      System.Diagnostics.Tracing (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
+      System.Reflection (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
+      System.Runtime (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
+      System.Runtime.Extensions (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (< net45)) (== netstandard1.6) (== netstandard2.0)
+      System.Threading (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (< net45)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (< net45)) (&& (== netcoreapp2.0) (< netstandard1.3)) (== netstandard1.6) (== netstandard2.0)
     System.Diagnostics.FileVersionInfo (4.3)
       Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Globalization (>= 4.3) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
@@ -2371,6 +2400,19 @@ NUGET
       System.Resources.ResourceManager (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Threading (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
+    System.Reactive (3.1.1) - restriction: || (== net46) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
+      System.Reactive.PlatformServices (>= 3.1.1)
+      System.Reactive.Windows.Threading (>= 3.1.1) - restriction: || (== net46) (== net462) (&& (== netcoreapp2.0) (>= net45)) (&& (== netcoreapp2.0) (>= win81)) (&& (== netcoreapp2.0) (>= wpa81)) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= win81)) (&& (== netstandard1.6) (>= wpa81)) (&& (== netstandard2.0) (>= net45)) (&& (== netstandard2.0) (>= win81)) (&& (== netstandard2.0) (>= wpa81))
+    System.Reactive.Core (3.1.1) - restriction: || (== net46) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
+      System.Reactive.Interfaces (>= 3.1.1)
+    System.Reactive.Interfaces (3.1.1) - restriction: || (== net46) (== net462) (&& (== netcoreapp2.0) (>= net45)) (&& (== netcoreapp2.0) (>= win81)) (&& (== netcoreapp2.0) (>= wpa81)) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0) (>= win81)) (&& (== netstandard1.6) (>= netstandard2.0) (>= wpa81)) (&& (== netstandard2.0) (>= net45)) (&& (== netstandard2.0) (>= win81)) (&& (== netstandard2.0) (>= wpa81))
+    System.Reactive.Linq (3.1.1) - restriction: || (== net46) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
+      System.Reactive.Core (>= 3.1.1)
+      System.Runtime.InteropServices.WindowsRuntime (>= 4.0.1) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
+    System.Reactive.PlatformServices (3.1.1) - restriction: || (== net46) (== net462) (== netcoreapp2.0) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
+      System.Reactive.Linq (>= 3.1.1)
+    System.Reactive.Windows.Threading (3.1.1) - restriction: || (== net46) (== net462) (&& (== netcoreapp2.0) (>= net45)) (&& (== netcoreapp2.0) (>= win81)) (&& (== netcoreapp2.0) (>= wpa81)) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0) (>= win81)) (&& (== netstandard1.6) (>= netstandard2.0) (>= wpa81)) (&& (== netstandard2.0) (>= net45)) (&& (== netstandard2.0) (>= win81)) (&& (== netstandard2.0) (>= wpa81))
+      System.Reactive.Core (>= 3.1.1)
     System.Reflection (4.3)
       Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       Microsoft.NETCore.Targets (>= 1.1) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
@@ -2437,10 +2479,12 @@ NUGET
       System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Runtime.InteropServices (>= 4.3) - restriction: || (&& (== net46) (< net45)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Threading (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
+    System.Runtime.InteropServices.WindowsRuntime (4.3) - restriction: || (&& (== net46) (== netstandard1.6)) (&& (== net46) (< net45)) (&& (== net462) (== netstandard1.6)) (&& (== net462) (< net45)) (== netcoreapp2.0) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard1.6) (>= netstandard2.0)) (== netstandard2.0)
+      System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     System.Runtime.Loader (4.3)
-      System.IO (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.5)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
-      System.Reflection (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.5)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
-      System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.5)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
+      System.IO (>= 4.3) - restriction: || (&& (== net46) (== net462)) (&& (== net46) (>= netstandard1.5)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
+      System.Reflection (>= 4.3) - restriction: || (&& (== net46) (== net462)) (&& (== net46) (>= netstandard1.5)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
+      System.Runtime (>= 4.3) - restriction: || (&& (== net46) (== net462)) (&& (== net46) (>= netstandard1.5)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     System.Runtime.Numerics (4.3)
       System.Globalization (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Resources.ResourceManager (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
@@ -2474,16 +2518,16 @@ NUGET
       System.Security.Cryptography.Primitives (>= 4.3)
       System.Text.Encoding (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net46) (>= netstandard1.6)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     System.Security.Cryptography.Cng (4.4) - restriction: || (&& (== net46) (== net462) (>= netstandard1.6) (>= uap10.0)) (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== net462) (< net46) (< netstandard1.4) (>= netstandard1.6)) (&& (== net462) (< netstandard1.5) (>= netstandard1.6) (>= uap10.0)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (>= dnxcore50)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.IO (>= 4.3) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Resources.ResourceManager (>= 4.3) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Runtime (>= 4.3) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Runtime.Extensions (>= 4.3) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Runtime.Handles (>= 4.3) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Runtime.InteropServices (>= 4.3) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Security.Cryptography.Algorithms (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net46)) (&& (== net462) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Security.Cryptography.Encoding (>= 4.3) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Security.Cryptography.Primitives (>= 4.3) - restriction: || (== net46) (&& (== net462) (< net46)) (&& (== net462) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Text.Encoding (>= 4.3) - restriction: || (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.6))
+      System.IO (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Resources.ResourceManager (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Runtime (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Runtime.Extensions (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Runtime.Handles (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Runtime.InteropServices (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Security.Cryptography.Algorithms (>= 4.3) - restriction: || (== net46) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== net462) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Security.Cryptography.Encoding (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Security.Cryptography.Primitives (>= 4.3) - restriction: || (== net46) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== net462) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.6))
+      System.Text.Encoding (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net46)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.6))
     System.Security.Cryptography.Csp (4.3) - restriction: || (&& (== net46) (== net462) (>= netstandard1.6) (>= uap10.0)) (&& (== net46) (< net35)) (&& (== net462) (< net35)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== net462) (< net46) (< netstandard1.4) (>= netstandard1.6)) (&& (== net462) (< netstandard1.5) (>= netstandard1.6) (>= uap10.0)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       Microsoft.NETCore.Platforms (>= 1.1) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.IO (>= 4.3) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
@@ -2512,18 +2556,18 @@ NUGET
       System.Security.Cryptography.Primitives (>= 4.3) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Text.Encoding (>= 4.3) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     System.Security.Cryptography.OpenSsl (4.4) - restriction: || (&& (== net46) (== net462) (>= netstandard1.6) (>= uap10.0)) (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== net462) (< netstandard1.5) (>= netstandard1.6) (>= uap10.0)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6))
-      System.Collections (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.IO (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Resources.ResourceManager (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Runtime.Extensions (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Runtime.Handles (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Runtime.InteropServices (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Runtime.Numerics (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Security.Cryptography.Algorithms (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Security.Cryptography.Encoding (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Security.Cryptography.Primitives (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
-      System.Text.Encoding (>= 4.3) - restriction: || (&& (== net46) (>= netstandard1.6)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Collections (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.IO (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Resources.ResourceManager (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Runtime (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Runtime.Extensions (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Runtime.Handles (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Runtime.InteropServices (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Runtime.Numerics (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Security.Cryptography.Algorithms (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Security.Cryptography.Encoding (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Security.Cryptography.Primitives (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      System.Text.Encoding (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461) (>= netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
     System.Security.Cryptography.Primitives (4.3) - restriction: || (== net46) (&& (== net462) (>= dnxcore50) (>= netstandard2.0)) (&& (== net462) (< net35)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Diagnostics.Debug (>= 4.3) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Globalization (>= 4.3) - restriction: || (&& (== net462) (< net46)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
@@ -2571,12 +2615,12 @@ NUGET
       System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Text.Encoding (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     System.Text.RegularExpressions (4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (== netstandard2.0)) (&& (== net46) (< net45)) (&& (== net46) (< portable-net45+win8+wpa81)) (&& (== net46) (>= uap10.0)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net45)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (&& (== netcoreapp2.0) (< netstandard1.2)) (&& (== netcoreapp2.0) (< netstandard1.3)) (&& (== netcoreapp2.0) (< netstandard1.4)) (&& (== netcoreapp2.0) (< netstandard1.5)) (&& (== netcoreapp2.0) (< netstandard1.6)) (&& (== netcoreapp2.0) (< netstandard2.0)) (&& (== netcoreapp2.0) (< portable-net45+win8+wpa81)) (== netstandard1.6) (&& (== netstandard2.0) (< netstandard1.2)) (&& (== netstandard2.0) (< netstandard1.3)) (&& (== netstandard2.0) (< netstandard1.4)) (&& (== netstandard2.0) (< netstandard1.5)) (&& (== netstandard2.0) (< netstandard1.6)) (&& (== netstandard2.0) (< portable-net45+win8+wpa81))
-      System.Collections (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
-      System.Globalization (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
-      System.Resources.ResourceManager (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
+      System.Collections (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
+      System.Globalization (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
+      System.Resources.ResourceManager (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
       System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net46) (>= netcoreapp1.1)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== net462) (>= netcoreapp1.1)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
-      System.Runtime.Extensions (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
-      System.Threading (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
+      System.Runtime.Extensions (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
+      System.Threading (>= 4.3) - restriction: || (&& (== net46) (== netcoreapp2.0)) (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45) (>= netstandard1.6)) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45) (>= netstandard1.6)) (&& (== netcoreapp2.0) (>= dnxcore50)) (&& (== netcoreapp2.0) (< netcoreapp1.1)) (== netstandard1.6) (== netstandard2.0)
     System.Threading (4.3)
       System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Threading.Tasks (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
@@ -2612,7 +2656,7 @@ NUGET
       Microsoft.NETCore.Targets (>= 1.1) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net451)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net451)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Runtime (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net451)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net451)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
     System.ValueTuple (4.4) - storage: packages, content: none, restriction: || (== net46) (== net462) (&& (== netcoreapp2.0) (>= net45)) (&& (== netstandard1.6) (>= net45)) (&& (== netstandard2.0) (>= net45))
-      NETStandard.Library (>= 1.6.1) - restriction: || (== net46) (&& (== net462) (< net461)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
+      NETStandard.Library (>= 1.6.1) - restriction: || (== net46) (&& (== net462) (== netcoreapp2.0)) (&& (== net462) (== netstandard2.0)) (&& (== net462) (< net461)) (&& (== netcoreapp2.0) (< netstandard2.0)) (== netstandard1.6)
     System.Xml.ReaderWriter (4.3.1) - restriction: || (== net46) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (&& (== net462) (< net46)) (&& (== net462) (< netstandard1.3) (>= uap10.0)) (&& (== net462) (< netstandard1.4)) (&& (== net462) (< netstandard1.5) (>= uap10.0)) (&& (== net462) (< portable-net45+win8+wpa81)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Collections (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
       System.Diagnostics.Debug (>= 4.3) - restriction: || (&& (== net46) (>= dnxcore50)) (&& (== net46) (< net45)) (&& (== net462) (>= dnxcore50)) (&& (== net462) (< net45)) (== netcoreapp2.0) (== netstandard1.6) (== netstandard2.0)
diff --git a/src/app/Fake.Core.Target/Fake.Core.Target.fsproj b/src/app/Fake.Core.Target/Fake.Core.Target.fsproj
index be9d8f14976..20be84566c2 100644
--- a/src/app/Fake.Core.Target/Fake.Core.Target.fsproj
+++ b/src/app/Fake.Core.Target/Fake.Core.Target.fsproj
@@ -1,24 +1,26 @@
-<Project Sdk="Microsoft.NET.Sdk" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <TargetFrameworks>net46;netstandard1.6;netstandard2.0</TargetFrameworks>
-    <AssemblyName>Fake.Core.Target</AssemblyName>
-    <OutputType>Library</OutputType>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
-    <DefineConstants>$(DefineConstants);RELEASE</DefineConstants>
-  </PropertyGroup>
-  <ItemGroup>
-    <Compile Include="AssemblyInfo.fs" />
-    <Compile Include="ThisAssemblyInfo.fs" />
-    <Compile Include="Target.fs" />
-    <Compile Include="TargetOperators.fs" />
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\Fake.Core.CommandLineParsing\Fake.Core.CommandLineParsing.fsproj" />
-    <ProjectReference Include="..\Fake.Core.Context\Fake.Core.Context.fsproj" />
-    <ProjectReference Include="..\Fake.Core.Environment\Fake.Core.Environment.fsproj" />
-    <ProjectReference Include="..\Fake.Core.String\Fake.Core.String.fsproj" />
-    <ProjectReference Include="..\Fake.Core.Trace\Fake.Core.Trace.fsproj" />
-  </ItemGroup>
-  <Import Project="..\..\..\.paket\Paket.Restore.targets" />
-</Project>
\ No newline at end of file
+<Project Sdk="Microsoft.NET.Sdk" ToolsVersion="15.0" 
+    xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+    <PropertyGroup>
+        <TargetFrameworks>net46;netstandard2.0</TargetFrameworks>
+        <AssemblyName>Fake.Core.Target</AssemblyName>
+        <OutputType>Library</OutputType>
+    </PropertyGroup>
+    <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
+        <DefineConstants>$(DefineConstants);RELEASE</DefineConstants>
+    </PropertyGroup>
+    <ItemGroup>
+        <Compile Include="AssemblyInfo.fs" />
+        <Compile Include="ThisAssemblyInfo.fs" />
+        <Compile Include="Target.fs" />
+        <Compile Include="TargetOperators.fs" />
+    </ItemGroup>
+    <ItemGroup>
+        <ProjectReference Include="..\Fake.Core.CommandLineParsing\Fake.Core.CommandLineParsing.fsproj" />
+        <ProjectReference Include="..\Fake.Core.Context\Fake.Core.Context.fsproj" />
+        <ProjectReference Include="..\Fake.Core.Environment\Fake.Core.Environment.fsproj" />
+        <ProjectReference Include="..\Fake.Core.String\Fake.Core.String.fsproj" />
+        <ProjectReference Include="..\Fake.Core.Trace\Fake.Core.Trace.fsproj" />
+        <ProjectReference Include="..\Fake.Core.Process\Fake.Core.Process.fsproj" />
+    </ItemGroup>
+    <Import Project="..\..\..\.paket\Paket.Restore.targets" />
+</Project>
diff --git a/src/app/Fake.Core.Target/Target.fs b/src/app/Fake.Core.Target/Target.fs
index 8ec2d5d0eb4..7026db99b90 100644
--- a/src/app/Fake.Core.Target/Target.fs
+++ b/src/app/Fake.Core.Target/Target.fs
@@ -3,9 +3,9 @@
 open System
 open System.Collections.Generic
 open Fake.Core
-open Fake.Core.CommandLineParsing
 open System.Threading.Tasks
-
+open System.Threading
+open FSharp.Control.Reactive
 module internal TargetCli =
     let targetCli =
         """
@@ -25,19 +25,28 @@ Target Module Options [target_opts]:
         """
     let doc = Docopt(targetCli)
     let parseArgs args = doc.Parse args
-
 /// [omit]
 type TargetDescription = string
 
+[<NoComparison>]
+[<NoEquality>]
 type TargetResult =
     { Error : exn option; Time : TimeSpan; Target : Target; WasSkipped : bool }
 
-and TargetContext =
+and [<NoComparison>] [<NoEquality>] TargetContext =
     { PreviousTargets : TargetResult list
       AllExecutingTargets : Target list
       FinalTarget : string
-      Arguments : string list }
-    static member Create ft all args = { FinalTarget = ft; AllExecutingTargets = all; PreviousTargets = []; Arguments = args }
+      Arguments : string list
+      IsRunningFinalTargets : bool
+      CancellationToken : CancellationToken }
+    static member Create ft all args token = { 
+        FinalTarget = ft
+        AllExecutingTargets = all
+        PreviousTargets = []
+        Arguments = args
+        IsRunningFinalTargets = false
+        CancellationToken = token }
     member x.HasError =
         x.PreviousTargets
         |> List.exists (fun t -> t.Error.IsSome)
@@ -46,12 +55,12 @@ and TargetContext =
     member x.TryFindTarget name =
         x.AllExecutingTargets |> List.tryFind (fun t -> t.Name = name)        
 
-and TargetParameter =
+and [<NoComparison>] [<NoEquality>] TargetParameter =
     { TargetInfo : Target
       Context : TargetContext }
 
 /// [omit]
-and Target =
+and [<NoComparison>] [<NoEquality>] Target =
     { Name: string;
       Dependencies: string list;
       SoftDependencies: string list;
@@ -163,6 +172,8 @@ module Target =
         let watch = System.Diagnostics.Stopwatch.StartNew()
         let error =
             try
+                if not context.IsRunningFinalTargets then
+                    context.CancellationToken.ThrowIfCancellationRequested()|>ignore
                 target.Function { TargetInfo = target; Context = context }
                 None
             with e -> Some e
@@ -177,7 +188,7 @@ module Target =
     let runSimple name args =
         let target = get name
         target
-        |> runSimpleInternal (TargetContext.Create name [target] args)
+        |> runSimpleInternal (TargetContext.Create name [target] args CancellationToken.None)
     
     /// This simply runs the function of a target without doing anything (like tracing, stopwatching or adding it to the results at the end)
     let runSimpleWithContext name ctx =
@@ -233,14 +244,14 @@ module Target =
     /// Adds the dependency to the front of the list of dependencies.
     /// [omit]
     let internal dependencyAtFront targetName dependentTargetName =
-        let target,dependentTarget = checkIfDependencyCanBeAdded targetName dependentTargetName
+        let target,_ = checkIfDependencyCanBeAdded targetName dependentTargetName
 
         getTargetDict().[targetName] <- { target with Dependencies = dependentTargetName :: target.Dependencies }
 
     /// Appends the dependency to the list of dependencies.
     /// [omit]
     let internal dependencyAtEnd targetName dependentTargetName =
-        let target,dependentTarget = checkIfDependencyCanBeAdded targetName dependentTargetName
+        let target,_ = checkIfDependencyCanBeAdded targetName dependentTargetName
 
         getTargetDict().[targetName] <- { target with Dependencies = target.Dependencies @ [dependentTargetName] }
 
@@ -248,7 +259,7 @@ module Target =
     /// Appends the dependency to the list of soft dependencies.
     /// [omit]
     let internal softDependencyAtEnd targetName dependentTargetName =
-        let target,dependentTarget = checkIfDependencyCanBeAdded targetName dependentTargetName
+        let target,_ = checkIfDependencyCanBeAdded targetName dependentTargetName
 
         getTargetDict().[targetName] <- { target with SoftDependencies = target.SoftDependencies @ [dependentTargetName] }
 
@@ -373,7 +384,7 @@ module Target =
                     else
                         appendfn "%s<== %s" indent t.Name
 
-            let _, ordered = visitDependencies logDependency target.Name
+            let _ = visitDependencies logDependency target.Name
             //appendfn ""
             //sb.Length <- sb.Length - Environment.NewLine.Length
             Trace.log <| sb.ToString()
@@ -435,9 +446,9 @@ module Target =
 
     /// Determines a parallel build order for the given set of targets
     let internal determineBuildOrder (target : string) =
-        let t = get target
+        let _ = get target
 
-        let rec visitDependenciesAux fGetDependencies (visited:string list) level (depType,targetName) =
+        let rec visitDependenciesAux fGetDependencies (visited:string list) level (_depType, targetName) =
             let target = get targetName
             let isVisited = visited |> Seq.contains targetName
             //fVisit (target, depType, level, isVisited)
@@ -451,8 +462,7 @@ module Target =
 
         // first find the list of targets we "have" to build
         let targets = visitDependenciesAux (fun t -> t.Dependencies |> withDependencyType DependencyType.Hard) [] 0 (DependencyType.Hard, target)
-        let isValidTarget name = targets |> Seq.exists (fun t -> t.Name = name)
-
+        
         // Try to build the optimal tree by starting with the targets without dependencies and remove them from the list iteratively
         let rec findOrder (targetLeft:Target list) =
             let isValidTarget name = targetLeft |> Seq.exists (fun t -> t.Name = name)
@@ -462,7 +472,7 @@ module Target =
                 |> Seq.isEmpty
             let map =
                 targetLeft
-                    |> Seq.groupBy (fun t -> canBeExecuted t)
+                    |> Seq.groupBy canBeExecuted
                     |> Seq.map (fun (t, g) -> t, Seq.toList g)
                     |> dict
             let execute, left =
@@ -501,7 +511,10 @@ module Target =
                 PreviousTargets =
                     ctx1.PreviousTargets @ filterKnown ctx2.PreviousTargets
             }
+  
         // Centralized handling of target context and next target logic...
+        [<NoComparison>] 
+        [<NoEquality>]      
         type RunnerHelper =
             | GetNextTarget of TargetContext * AsyncReplyChannel<TargetContext * Async<Target option>>
         type IRunnerHelper =
@@ -588,11 +601,12 @@ module Target =
             let mgr = createCtxMgr order targetContext
             let targetRunner () =
                 async {
+                    let token = targetContext.CancellationToken
                     let! (tctx, att) = mgr.GetNextTarget(targetContext)
                     let! tt = att
                     let mutable ctx = tctx
                     let mutable nextTarget = tt
-                    while nextTarget.IsSome do
+                    while nextTarget.IsSome && not token.IsCancellationRequested do
                         let newCtx = runSingleTarget nextTarget.Value ctx
                         let! (tctx, att) = mgr.GetNextTarget(newCtx)
                         let! tt = att
@@ -605,26 +619,18 @@ module Target =
             |> Async.AwaitTask
             |> Async.RunSynchronously
             |> Seq.reduce mergeContext
-
-    /// Runs the given array of targets in parallel using count tasks
-    let internal runTargetsParallel (count : int) (targets : Target[]) context =
-        let known =
-            context.PreviousTargets
-            |> Seq.map (fun tres -> tres.Target.Name, tres)
-            |> dict
-        let filterKnown targets =
-            targets
-            |> List.filter (fun tres -> not (known.ContainsKey tres.Target.Name))
-        targets
-        |> Array.map (fun t -> async { return runSingleTarget t context })
-        |> Async.Parallel
-        |> Async.RunSynchronously
-        |> Seq.reduce (fun ctx1 ctx2 ->
-            { ctx1 with
-                PreviousTargets = 
-                    context.PreviousTargets @ filterKnown ctx1.PreviousTargets @ filterKnown ctx2.PreviousTargets
-             })
-
+    
+    let private handleUserCancelEvent (cts:CancellationTokenSource) (e:ConsoleCancelEventArgs)=
+        e.Cancel <- true
+        printfn "Gracefully shutting down.."
+        printfn "Press ctrl+c again to force quit"
+        let __ = 
+            Console.CancelKeyPress 
+            |> Observable.first 
+            |> Observable.subscribe (fun _ ->  Environment.Exit 1)
+        Process.killAllCreatedProcesses() |> ignore
+        cts.Cancel()
+        
     /// Runs a target and its dependencies.
     let internal runInternal singleTarget parallelJobs targetName args =
         match getLastDescription() with
@@ -644,40 +650,51 @@ module Target =
         if singleTarget
         then Trace.traceImportant "Single target mode ==> Skipping dependencies."
         let allTargets = List.collect Seq.toList order
-        let context = TargetContext.Create targetName allTargets args
-        
+        use cts = new CancellationTokenSource()    
+        let context = TargetContext.Create targetName allTargets args cts.Token
+          
         let context =
-            // Figure out the order in in which targets can be run, and which can be run in parallel.
-            if parallelJobs > 1 && not singleTarget then
-                Trace.tracefn "Running parallel build with %d workers" parallelJobs
-
-                // always try to keep "parallelJobs" runners busy
-                ParallelRunner.runOptimal parallelJobs order context
-                //order
-                //    |> Seq.fold (fun context par -> runTargetsParallel parallelJobs par context) context
-            else
-                let targets = order |> Seq.collect id |> Seq.toArray
-                let lastTarget = targets |> Array.last
-                if singleTarget then
-                    runSingleTarget lastTarget context
+            let captureContext (f:'a->unit) = 
+                let ctx = Context.getExecutionContext()
+                (fun a -> 
+                    let nctx = Context.getExecutionContext()
+                    if ctx <> nctx then Context.setExecutionContext ctx
+                    f a)
+                      
+            let cancelHandler  = captureContext (handleUserCancelEvent cts)            
+            use __ = 
+                Console.CancelKeyPress 
+                |> Observable.first
+                |> Observable.subscribe cancelHandler
+            
+            let context =
+                // Figure out the order in in which targets can be run, and which can be run in parallel.
+                if parallelJobs > 1 && not singleTarget then
+                    Trace.tracefn "Running parallel build with %d workers" parallelJobs
+                    // always try to keep "parallelJobs" runners busy
+                    ParallelRunner.runOptimal parallelJobs order context
                 else
-                    targets |> Array.fold (fun context target -> runSingleTarget target context) context
-
-        let context =        
-            if context.HasError then
-                runBuildFailureTargets context
-            else context            
-        let context = runFinalTargets context
+                    let targets = order |> Seq.collect id |> Seq.toArray
+                    let lastTarget = targets |> Array.last
+                    if singleTarget then
+                        runSingleTarget lastTarget context
+                    else
+                        targets |> Array.fold (fun context target -> runSingleTarget target context) context
+            
+            if context.HasError && not context.CancellationToken.IsCancellationRequested then
+                    runBuildFailureTargets context
+            else context       
+                  
+        let context = runFinalTargets {context with IsRunningFinalTargets=true}
         writeTaskTimeSummary watch.Elapsed context
-        
-        if context.HasError then
+        if context.HasError && not context.CancellationToken.IsCancellationRequested then
             let errorTargets =
                 context.PreviousTargets
                 |> List.choose (fun tres ->
                     match tres.Error with
                     | Some er -> Some (er, tres.Target)
                     | None -> None)
-            let targets = errorTargets |> Seq.map (fun (er, target) -> target.Name) |> Seq.distinct
+            let targets = errorTargets |> Seq.map (fun (_er, target) -> target.Name) |> Seq.distinct
             let targetStr = String.Join(", ", targets)
             let errorMsg =
                 if errorTargets.Length = 1 then
@@ -697,7 +714,7 @@ module Target =
 
     /// Activates the build failure target.
     let activateBuildFailure name =
-        let t = get name // test if target is defined
+        let _ = get name // test if target is defined
         getBuildFailureTargets().[name] <- true
 
     /// Creates a final target (not activated).
@@ -707,7 +724,7 @@ module Target =
 
     /// Activates the final target.
     let activateFinal name =
-        let t = get name // test if target is defined
+        let _ = get name // test if target is defined
         getFinalTargets().[name] <- true
 
     /// Runs a target and its dependencies, used for testing - usually not called in scripts.
diff --git a/src/app/Fake.Core.Target/TargetOperators.fs b/src/app/Fake.Core.Target/TargetOperators.fs
index f174ef149aa..f4c6d2044b8 100644
--- a/src/app/Fake.Core.Target/TargetOperators.fs
+++ b/src/app/Fake.Core.Target/TargetOperators.fs
@@ -34,7 +34,7 @@ let private sameLevels =
 /// Specifies that two targets are on the same level of execution
 let internal targetsAreOnSameLevel x y =
     match sameLevels().TryGetValue y with
-    | true, z -> ()
+    | true, _ -> ()
     | _  -> sameLevels().[y] <- x
 
 /// Specifies that two targets have the same dependencies
diff --git a/src/app/Fake.Core.Target/paket.references b/src/app/Fake.Core.Target/paket.references
index 2c8a7ddfd73..4b7fc0f86ae 100644
--- a/src/app/Fake.Core.Target/paket.references
+++ b/src/app/Fake.Core.Target/paket.references
@@ -1,4 +1,5 @@
 group netcore
 
 FSharp.Core
-NETStandard.Library
\ No newline at end of file
+NETStandard.Library
+FSharp.Control.Reactive
diff --git a/src/legacy/FakeLib/FakeLib.fsproj b/src/legacy/FakeLib/FakeLib.fsproj
index e8053fd06c3..8a7cedc80a4 100644
--- a/src/legacy/FakeLib/FakeLib.fsproj
+++ b/src/legacy/FakeLib/FakeLib.fsproj
@@ -127,12 +127,6 @@
     <Compile Include="..\..\app\Fake.Core.Trace\Trace.fs">
       <Link>Fake.Core.Trace/Trace.fs</Link>
     </Compile>
-    <Compile Include="..\..\app\Fake.Core.Target\Target.fs">
-      <Link>Fake.Core.Target/Target.fs</Link>
-    </Compile>
-    <Compile Include="..\..\app\Fake.Core.Target\TargetOperators.fs">
-      <Link>Fake.Core.Target/TargetOperators.fs</Link>
-    </Compile>
     <Compile Include="..\..\app\Fake.IO.FileSystem\Globbing.fs">
       <Link>Fake.IO.FileSystem/Globbing.fs</Link>
     </Compile>
@@ -196,6 +190,12 @@
     <Compile Include="..\..\app\Fake.Core.Process\Mono.fs">
       <Link>Fake.Core.Process/Mono.fs</Link>
     </Compile>
+    <Compile Include="..\..\app\Fake.Core.Target\Target.fs">
+      <Link>Fake.Core.Target/Target.fs</Link>
+    </Compile>
+    <Compile Include="..\..\app\Fake.Core.Target\TargetOperators.fs">
+      <Link>Fake.Core.Target/TargetOperators.fs</Link>
+    </Compile>
     <Compile Include="..\..\app\Fake.DotNet.MSBuild\MSBuildLogger.fs">
       <Link>Fake.DotNet.MSBuild/MSBuildLogger.fs</Link>
     </Compile>
@@ -698,6 +698,26 @@
       </ItemGroup>
     </When>
   </Choose>
+  <Choose>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.5' Or $(TargetFrameworkVersion) == 'v4.5.1' Or $(TargetFrameworkVersion) == 'v4.5.2' Or $(TargetFrameworkVersion) == 'v4.5.3' Or $(TargetFrameworkVersion) == 'v4.6' Or $(TargetFrameworkVersion) == 'v4.6.1' Or $(TargetFrameworkVersion) == 'v4.6.2' Or $(TargetFrameworkVersion) == 'v4.6.3' Or $(TargetFrameworkVersion) == 'v4.7' Or $(TargetFrameworkVersion) == 'v4.7.1' Or $(TargetFrameworkVersion) == 'v4.7.2')">
+      <ItemGroup>
+        <Reference Include="FSharp.Control.Reactive">
+          <HintPath>..\..\..\packages\FSharp.Control.Reactive\lib\net45\FSharp.Control.Reactive.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="($(TargetFrameworkIdentifier) == '.NETCoreApp' And ($(TargetFrameworkVersion) == 'v2.0' Or $(TargetFrameworkVersion) == 'v2.1')) Or ($(TargetFrameworkIdentifier) == '.NETStandard' And $(TargetFrameworkVersion) == 'v2.0') Or ($(TargetFrameworkIdentifier) == '.NETCore' And $(TargetFrameworkVersion) == 'v5.0')">
+      <ItemGroup>
+        <Reference Include="FSharp.Control.Reactive">
+          <HintPath>..\..\..\packages\FSharp.Control.Reactive\lib\netstandard2.0\FSharp.Control.Reactive.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
   <Choose>
     <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.5' Or $(TargetFrameworkVersion) == 'v4.5.1' Or $(TargetFrameworkVersion) == 'v4.5.2' Or $(TargetFrameworkVersion) == 'v4.5.3' Or $(TargetFrameworkVersion) == 'v4.6' Or $(TargetFrameworkVersion) == 'v4.6.1' Or $(TargetFrameworkVersion) == 'v4.6.2' Or $(TargetFrameworkVersion) == 'v4.6.3' Or $(TargetFrameworkVersion) == 'v4.7' Or $(TargetFrameworkVersion) == 'v4.7.1' Or $(TargetFrameworkVersion) == 'v4.7.2')">
       <ItemGroup>
@@ -1901,6 +1921,186 @@
       </ItemGroup>
     </When>
   </Choose>
+  <Choose>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.5' Or $(TargetFrameworkVersion) == 'v4.5.1' Or $(TargetFrameworkVersion) == 'v4.5.2' Or $(TargetFrameworkVersion) == 'v4.5.3')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Core">
+          <HintPath>..\..\..\packages\System.Reactive.Core\lib\net45\System.Reactive.Core.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.6' Or $(TargetFrameworkVersion) == 'v4.6.1' Or $(TargetFrameworkVersion) == 'v4.6.2' Or $(TargetFrameworkVersion) == 'v4.6.3' Or $(TargetFrameworkVersion) == 'v4.7' Or $(TargetFrameworkVersion) == 'v4.7.1' Or $(TargetFrameworkVersion) == 'v4.7.2')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Core">
+          <HintPath>..\..\..\packages\System.Reactive.Core\lib\net46\System.Reactive.Core.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETCoreApp' And ($(TargetFrameworkVersion) == 'v2.0' Or $(TargetFrameworkVersion) == 'v2.1')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Core">
+          <HintPath>..\..\..\packages\System.Reactive.Core\lib\netcoreapp1.0\System.Reactive.Core.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETStandard' And $(TargetFrameworkVersion) == 'v2.0'">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Core">
+          <HintPath>..\..\..\packages\System.Reactive.Core\lib\netstandard1.3\System.Reactive.Core.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETCore' And $(TargetFrameworkVersion) == 'v5.0'">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Core">
+          <HintPath>..\..\..\packages\System.Reactive.Core\lib\uap10.0\System.Reactive.Core.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
+  <Choose>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.5' Or $(TargetFrameworkVersion) == 'v4.5.1' Or $(TargetFrameworkVersion) == 'v4.5.2' Or $(TargetFrameworkVersion) == 'v4.5.3' Or $(TargetFrameworkVersion) == 'v4.6' Or $(TargetFrameworkVersion) == 'v4.6.1' Or $(TargetFrameworkVersion) == 'v4.6.2' Or $(TargetFrameworkVersion) == 'v4.6.3' Or $(TargetFrameworkVersion) == 'v4.7' Or $(TargetFrameworkVersion) == 'v4.7.1' Or $(TargetFrameworkVersion) == 'v4.7.2')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Interfaces">
+          <HintPath>..\..\..\packages\System.Reactive.Interfaces\lib\net45\System.Reactive.Interfaces.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETCore' And $(TargetFrameworkVersion) == 'v5.0'">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Interfaces">
+          <HintPath>..\..\..\packages\System.Reactive.Interfaces\lib\netstandard1.0\System.Reactive.Interfaces.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
+  <Choose>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.5' Or $(TargetFrameworkVersion) == 'v4.5.1' Or $(TargetFrameworkVersion) == 'v4.5.2' Or $(TargetFrameworkVersion) == 'v4.5.3')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Linq">
+          <HintPath>..\..\..\packages\System.Reactive.Linq\lib\net45\System.Reactive.Linq.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.6' Or $(TargetFrameworkVersion) == 'v4.6.1' Or $(TargetFrameworkVersion) == 'v4.6.2' Or $(TargetFrameworkVersion) == 'v4.6.3' Or $(TargetFrameworkVersion) == 'v4.7' Or $(TargetFrameworkVersion) == 'v4.7.1' Or $(TargetFrameworkVersion) == 'v4.7.2')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Linq">
+          <HintPath>..\..\..\packages\System.Reactive.Linq\lib\net46\System.Reactive.Linq.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="($(TargetFrameworkIdentifier) == '.NETCoreApp' And ($(TargetFrameworkVersion) == 'v2.0' Or $(TargetFrameworkVersion) == 'v2.1')) Or ($(TargetFrameworkIdentifier) == '.NETStandard' And $(TargetFrameworkVersion) == 'v2.0') Or ($(TargetFrameworkIdentifier) == '.NETCore' And $(TargetFrameworkVersion) == 'v5.0')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Linq">
+          <HintPath>..\..\..\packages\System.Reactive.Linq\lib\netstandard1.3\System.Reactive.Linq.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
+  <Choose>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.5' Or $(TargetFrameworkVersion) == 'v4.5.1' Or $(TargetFrameworkVersion) == 'v4.5.2' Or $(TargetFrameworkVersion) == 'v4.5.3')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.PlatformServices">
+          <HintPath>..\..\..\packages\System.Reactive.PlatformServices\lib\net45\System.Reactive.PlatformServices.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.6' Or $(TargetFrameworkVersion) == 'v4.6.1' Or $(TargetFrameworkVersion) == 'v4.6.2' Or $(TargetFrameworkVersion) == 'v4.6.3' Or $(TargetFrameworkVersion) == 'v4.7' Or $(TargetFrameworkVersion) == 'v4.7.1' Or $(TargetFrameworkVersion) == 'v4.7.2')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.PlatformServices">
+          <HintPath>..\..\..\packages\System.Reactive.PlatformServices\lib\net46\System.Reactive.PlatformServices.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETCoreApp' And ($(TargetFrameworkVersion) == 'v2.0' Or $(TargetFrameworkVersion) == 'v2.1')">
+      <ItemGroup>
+        <Reference Include="System.Reactive.PlatformServices">
+          <HintPath>..\..\..\packages\System.Reactive.PlatformServices\lib\netcoreapp1.0\System.Reactive.PlatformServices.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETStandard' And $(TargetFrameworkVersion) == 'v2.0'">
+      <ItemGroup>
+        <Reference Include="System.Reactive.PlatformServices">
+          <HintPath>..\..\..\packages\System.Reactive.PlatformServices\lib\netstandard1.3\System.Reactive.PlatformServices.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETCore' And $(TargetFrameworkVersion) == 'v5.0'">
+      <ItemGroup>
+        <Reference Include="System.Reactive.PlatformServices">
+          <HintPath>..\..\..\packages\System.Reactive.PlatformServices\lib\uap10.0\System.Reactive.PlatformServices.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
+  <Choose>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.5' Or $(TargetFrameworkVersion) == 'v4.5.1' Or $(TargetFrameworkVersion) == 'v4.5.2' Or $(TargetFrameworkVersion) == 'v4.5.3' Or $(TargetFrameworkVersion) == 'v4.6' Or $(TargetFrameworkVersion) == 'v4.6.1' Or $(TargetFrameworkVersion) == 'v4.6.2' Or $(TargetFrameworkVersion) == 'v4.6.3' Or $(TargetFrameworkVersion) == 'v4.7' Or $(TargetFrameworkVersion) == 'v4.7.1' Or $(TargetFrameworkVersion) == 'v4.7.2')">
+      <ItemGroup>
+        <Reference Include="System.Windows">
+          <Paket>True</Paket>
+        </Reference>
+        <Reference Include="WindowsBase">
+          <Paket>True</Paket>
+        </Reference>
+        <Reference Include="System.Reactive.Windows.Threading">
+          <HintPath>..\..\..\packages\System.Reactive.Windows.Threading\lib\net45\System.Reactive.Windows.Threading.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETCore' And $(TargetFrameworkVersion) == 'v5.0'">
+      <ItemGroup>
+        <Reference Include="System.Reactive.Windows.Threading">
+          <HintPath>..\..\..\packages\System.Reactive.Windows.Threading\lib\uap10.0\System.Reactive.Windows.Threading.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
+  <Choose>
+    <When Condition="$(TargetFrameworkIdentifier) == '.NETCore' And $(TargetFrameworkVersion) == 'v5.0'">
+      <ItemGroup>
+        <Reference Include="System.Reactive.WindowsRuntime">
+          <HintPath>..\..\..\packages\System.Reactive.WindowsRuntime\lib\uap10.0\System.Reactive.WindowsRuntime.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
   <Choose>
     <When Condition="$(TargetFrameworkIdentifier) == '.NETFramework' And ($(TargetFrameworkVersion) == 'v4.6.2' Or $(TargetFrameworkVersion) == 'v4.6.3' Or $(TargetFrameworkVersion) == 'v4.7' Or $(TargetFrameworkVersion) == 'v4.7.1' Or $(TargetFrameworkVersion) == 'v4.7.2')">
       <ItemGroup>
@@ -2299,6 +2499,26 @@
       </ItemGroup>
     </When>
   </Choose>
+  <Choose>
+    <When Condition="($(TargetFrameworkIdentifier) == '.NETCoreApp' And ($(TargetFrameworkVersion) == 'v2.0' Or $(TargetFrameworkVersion) == 'v2.1')) Or ($(TargetFrameworkIdentifier) == '.NETStandard' And $(TargetFrameworkVersion) == 'v2.0')">
+      <ItemGroup>
+        <Reference Include="System.Runtime.InteropServices.WindowsRuntime">
+          <HintPath>..\..\..\packages\System.Runtime.InteropServices.WindowsRuntime\ref\netstandard1.0\System.Runtime.InteropServices.WindowsRuntime.dll</HintPath>
+          <Private>False</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+    <When Condition="($(TargetFrameworkIdentifier) == '.NETCoreApp' And ($(TargetFrameworkVersion) == 'v2.0' Or $(TargetFrameworkVersion) == 'v2.1')) Or ($(TargetFrameworkIdentifier) == '.NETStandard' And $(TargetFrameworkVersion) == 'v2.0')">
+      <ItemGroup>
+        <Reference Include="System.Runtime.InteropServices.WindowsRuntime">
+          <HintPath>..\..\..\packages\System.Runtime.InteropServices.WindowsRuntime\lib\netstandard1.3\System.Runtime.InteropServices.WindowsRuntime.dll</HintPath>
+          <Private>True</Private>
+          <Paket>True</Paket>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
   <Choose>
     <When Condition="($(TargetFrameworkIdentifier) == '.NETCoreApp' And ($(TargetFrameworkVersion) == 'v1.0' Or $(TargetFrameworkVersion) == 'v1.1' Or $(TargetFrameworkVersion) == 'v2.0' Or $(TargetFrameworkVersion) == 'v2.1')) Or ($(TargetFrameworkIdentifier) == '.NETStandard' And ($(TargetFrameworkVersion) == 'v1.5' Or $(TargetFrameworkVersion) == 'v1.6' Or $(TargetFrameworkVersion) == 'v2.0')) Or ($(TargetFrameworkIdentifier) == '.NETCore' And $(TargetFrameworkVersion) == 'v5.0')">
       <ItemGroup>
diff --git a/src/legacy/FakeLib/paket.references b/src/legacy/FakeLib/paket.references
index 1aee2666a67..3c15887cdd2 100644
--- a/src/legacy/FakeLib/paket.references
+++ b/src/legacy/FakeLib/paket.references
@@ -8,6 +8,7 @@ Nuget.Core
 Newtonsoft.Json
 System.Net.Http
 HashLib
+FSharp.Control.Reactive
 FSharp.Compiler.Service
   exclude FSharp.Compiler.Service.MSBuild.*.dll
   exclude FSharp.Compiler.Service.MSBuild.v12.dll
diff --git a/src/test/Fake.Core.UnitTests/Fake.Core.Target.fs b/src/test/Fake.Core.UnitTests/Fake.Core.Target.fs
index 0061cb37e34..e88fbcd3490 100644
--- a/src/test/Fake.Core.UnitTests/Fake.Core.Target.fs
+++ b/src/test/Fake.Core.UnitTests/Fake.Core.Target.fs
@@ -455,4 +455,133 @@ let tests =
       let context = run "SimpleTest"
       Expect.equal "Expected failure" true context.HasError
       Expect.equal "Expected context to contain both targets" 2 context.PreviousTargets.Length  // second one as "skipped"
+
+    targetTestCase "Not activated final target does not run" <| fun _ ->
+      Target.create "a" ignore
+      Target.create "b" ignore
+      Target.create "c" ignore
+      "a" ==> "b" ==> "c" |> ignore
+      let mutable finalTargetResult = 0
+      Target.createFinal "Final" (fun _ -> finalTargetResult <- 1)
+            
+      let context = run "c"
+      let actualOrder = 
+        context.PreviousTargets
+        |> List.map (fun tr -> tr.Target.Name)
+      let expectedOrder = ["a";"b";"c"]    
+      Expect.equal "Expected context to contain 3 targets" 3 context.PreviousTargets.Length 
+      Expect.equal "Expected context to contain 3 targets in right order" expectedOrder actualOrder
+      Expect.equal "Expected final target to not run" 0 finalTargetResult
+
+    targetTestCase "Final targets run after all targets" <| fun _ ->
+      Target.create "a" DoNothing
+      Target.create "b" DoNothing
+      Target.create "c" DoNothing
+      "a" ==> "b" ==> "c" |> ignore
+      let mutable finalTargetResult = 0
+      Target.createFinal "Final" (fun _ -> finalTargetResult <- 1)
+      Target.createFinal "Final2" (fun _ -> finalTargetResult <- finalTargetResult+1)
+      Target.activateFinal "Final"
+      Target.activateFinal "Final2"
+      let context = run "c"
+      let actualOrder = 
+        context.PreviousTargets
+        |> List.map (fun tr -> tr.Target.Name)
+      let expectedOrder = ["a";"b";"c";"Final";"Final2"]    
+      Expect.equal "Expected context to contain 5 targets" 5 context.PreviousTargets.Length 
+      Expect.equal "Expected context to contain 5 targets in right order" expectedOrder actualOrder
+      Expect.equal "Expected final targets to run" 2 finalTargetResult
+
+    targetTestCase "BuildFailure targets do not run if nothing fails" <| fun _ ->
+      Target.create "a" ignore
+      Target.create "b" ignore
+      Target.create "c" ignore
+      "a" ==> "b" ==> "c" |> ignore
+      let mutable failureTargetResult = 0
+      Target.createBuildFailure "FailureTarget" (fun _ -> failureTargetResult <- 1)
+      Target.activateBuildFailure "FailureTarget"     
+      let context = run "c"
+      let actualOrder = 
+        context.PreviousTargets
+        |> List.map (fun tr -> tr.Target.Name)
+      let expectedOrder = ["a";"b";"c"]    
+      Expect.equal "Expected context to contain 3 targets" 3 context.PreviousTargets.Length 
+      Expect.equal "Expected context to contain 3 targets in right order" expectedOrder actualOrder
+      Expect.equal "Expected buildFailure target to not run" 0 failureTargetResult
+
+    targetTestCase "BuildFailure targets do not run if not activated" <| fun _ ->
+      Target.create "a" ignore
+      Target.create "b" (fun _ -> failwith "failed dependency")
+      Target.create "c" ignore
+      "a" ==> "b" ==> "c" |> ignore
+      let mutable failureTargetResult = 0
+      Target.createBuildFailure "FailureTarget" (fun _ -> failureTargetResult <- 1)
+      
+      let context = run "c"
+      let actualOrder = 
+        context.PreviousTargets
+        |> List.map (fun tr -> tr.Target.Name)
+      let expectedOrder = ["a";"b";"c"]    
+      Expect.equal "Expected context to contain 3 targets" 3 context.PreviousTargets.Length 
+      Expect.equal "Expected context to contain 3 targets in right order" expectedOrder actualOrder
+      Expect.equal "Expected buildFailure target to not run" 0 failureTargetResult
+
+    targetTestCase "BuildFailure targets run after failing targets" <| fun _ ->
+      Target.create "a" DoNothing
+      Target.create "b" (fun _ -> failwith "failed dependency")
+      Target.create "c" DoNothing
+      "a" ==> "b" ==> "c" |> ignore
+      let mutable failureTargetResult = 0
+      Target.createBuildFailure "FailureTarget" (fun _ -> failureTargetResult <- 1)
+      Target.createBuildFailure "FailureTarget2" (fun _ -> failureTargetResult <- failureTargetResult+1)
+      Target.activateBuildFailure "FailureTarget"
+      Target.activateBuildFailure "FailureTarget2"
+      let context = run "c"
+      let actualOrder = 
+        context.PreviousTargets
+        |> List.map (fun tr -> tr.Target.Name)
+      let expectedOrder = ["a";"b";"c";"FailureTarget";"FailureTarget2"]
+      let bResult = 
+        context.PreviousTargets
+        |> List.find (fun tr -> tr.Target.Name="b")
+      let cResult = 
+        context.PreviousTargets
+        |> List.find (fun tr -> tr.Target.Name="c")  
+      Expect.equal "Expected failure" true context.HasError  
+      Expect.equal "Expected second target to skip after failure" true context.HasError  
+      Expect.equal "Expected context to contain 5 targets" 5 context.PreviousTargets.Length 
+      Expect.equal "Expected context to contain 5 targets in right order" expectedOrder actualOrder
+      Expect.isSome "Expected target b to error" bResult.Error
+      Expect.isTrue "Expected target c to skip" cResult.WasSkipped
+      Expect.equal "Expected buildFailure targets to run" 2 failureTargetResult
+
+    targetTestCase "Final targets run after failing targets" <| fun _ ->
+      Target.create "a" DoNothing
+      Target.create "b" (fun _ -> failwith "failed dependency")
+      Target.create "c" DoNothing
+      "a" ==> "b" ==> "c" |> ignore
+      let mutable finalTargetResult = 0
+      Target.createFinal "Final" (fun _ -> finalTargetResult <- 1)
+      Target.createFinal "Final2" (fun _ -> finalTargetResult <- finalTargetResult+1)
+      Target.activateFinal "Final"
+      Target.activateFinal "Final2"
+      let context = run "c"
+      let actualOrder = 
+        context.PreviousTargets
+        |> List.map (fun tr -> tr.Target.Name)
+      let expectedOrder = ["a";"b";"c";"Final";"Final2"]
+      let bResult = 
+        context.PreviousTargets
+        |> List.find (fun tr -> tr.Target.Name="b")
+      let cResult = 
+        context.PreviousTargets
+        |> List.find (fun tr -> tr.Target.Name="c")    
+      Expect.equal "Expected failure" true context.HasError  
+      Expect.equal "Expected second target to skip after failure" true context.HasError  
+      Expect.equal "Expected context to contain 5 targets" 5 context.PreviousTargets.Length 
+      Expect.equal "Expected context to contain 5 targets in right order" expectedOrder actualOrder
+      Expect.isSome "Expected target b to error" bResult.Error
+      Expect.isTrue "Expected target c to skip" cResult.WasSkipped
+      Expect.equal "Expected final targets to run" 2 finalTargetResult
+
   ]