Issue swift4 (#30)

* Updated for Swift 4

* Updated for Swift4

.gitignore

@@ -1,70 +1,4 @@
-.DS_Store
-
-# Xcode
-#
-# gitignore contributors: remember to update Global/Xcode.gitignore, Objective-C.gitignore & Swift.gitignore
-Kitura-CredentialsGitHub.xcodeproj/
-
-## Build generated
-.build/
-build/
-DerivedData/
-
-## Various settings
-*.pbxuser
-!default.pbxuser
-*.mode1v3
-!default.mode1v3
-*.mode2v3
-!default.mode2v3
-*.perspectivev3
-!default.perspectivev3
-xcuserdata/
-
-## Other
-*.moved-aside
-*.xcuserstate
-
-## Obj-C/Swift specific
-*.hmap
-*.ipa
-*.dSYM.zip
-*.dSYM
-
-## Playgrounds
-timeline.xctimeline
-playground.xcworkspace
-
-# Swift Package Manager
-#
-# Add this line if you want to avoid checking in source code from Swift Package Manager dependencies.
-.build/
-Packages/
-Package.resolved
-
-# CocoaPods
-#
-# We recommend against adding the Pods directory to your .gitignore. However
-# you should judge for yourself, the pros and cons are mentioned at:
-# https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control
-#
-# Pods/
-
-# Carthage
-#
-# Add this line if you want to avoid checking in source code from Carthage dependencies.
-# Carthage/Checkouts
-
-Carthage/Build
-
-# fastlane
-#
-# It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the
-# screenshots whenever they are needed.
-# For more information about the recommended setup visit:
-# https://github.com/fastlane/fastlane/blob/master/fastlane/docs/Gitignore.md
-
-fastlane/report.xml
-fastlane/Preview.html
-fastlane/screenshots
-fastlane/test_output
+*.xcodeproj/
+.build
+build
+Package.resolved

.swift-version

@@ -1 +1 @@
-3.1.1
+4.0

.travis.yml

@@ -13,17 +13,9 @@ matrix:
     - os: linux
       dist: trusty
       sudo: required
-    - os: linux
-      dist: trusty
-      sudo: required
-      env: SWIFT_SNAPSHOT=$SWIFT_4_DEV_SNAPSHOT
-    - os: osx
-      osx_image: xcode8.3
-      sudo: required
     - os: osx
       osx_image: xcode9
       sudo: required
-      env: SWIFT_SNAPSHOT=$SWIFT_4_DEV_SNAPSHOT
 
 before_install:
   - git clone https://github.com/IBM-Swift/Package-Builder.git

Package.swift

@@ -1,5 +1,8 @@
+// swift-tools-version:4.0
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
 /**
- * Copyright IBM Corporation 2016
+ * Copyright IBM Corporation 2017
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,7 +21,22 @@ import PackageDescription
 
 let package = Package(
     name: "Kitura-CredentialsGitHub",
+    products: [
+            // Products define the executables and libraries produced by a package, and make them visible to other packages.
+            .library(
+                name: "CredentialsGitHub",
+                targets: ["CredentialsGitHub"]
+            )
+        ],
     dependencies: [
-        .Package(url: "https://github.com/IBM-Swift/Kitura-Credentials.git", majorVersion: 1, minor: 7),
+        .package(url: "https://github.com/IBM-Swift/Kitura-Credentials.git", .upToNextMinor(from: "2.0.0")),
+            ],
+        targets: [
+            // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+            // Targets can depend on other targets in this package, and on products in packages which this package depends on.
+            .target(
+                name: "CredentialsGitHub",
+                dependencies: ["Credentials"]
+            )
     ]
 )

README.md

@@ -14,7 +14,7 @@ Plugin for [Kitura-Credentials](https://github.com/IBM-Swift/Kitura-Credentials)
 * [License](#license)
 
 ## Swift version
-The latest version of Kitura-CredentialsGitHub requires **Swift 3**. You can download this version of the Swift binaries by following this [link](https://swift.org/download/). Compatibility with other Swift versions is not guaranteed.
+The latest version of Kitura-CredentialsGitHub requires **Swift 4**. You can download this version of the Swift binaries by following this [link](https://swift.org/download/). Compatibility with other Swift versions is not guaranteed.
 
 ## Example of GitHub web login
 This guide assumes basic knowledge of `Kitura` app routing.