diff --git a/jenkins_home/config.xml b/jenkins_home/config.xml
index abd7cab5594..badd35692b3 100644
--- a/jenkins_home/config.xml
+++ b/jenkins_home/config.xml
@@ -51,7 +51,7 @@
         <org.csanchez.jenkins.plugins.kubernetes.PodTemplate>
           <inheritFrom></inheritFrom>
           <name>ubuntu-16-04</name>
-          <instanceCap>30</instanceCap>
+          <instanceCap>20</instanceCap>
           <idleMinutes>0</idleMinutes>
           <label>ubuntu-16-04</label>
           <nodeSelector></nodeSelector>
@@ -86,7 +86,7 @@
         <org.csanchez.jenkins.plugins.kubernetes.PodTemplate>
           <inheritFrom></inheritFrom>
           <name>ubuntu-16-04-build</name>
-          <instanceCap>10</instanceCap>
+          <instanceCap>20</instanceCap>
           <idleMinutes>0</idleMinutes>
           <label>ubuntu-16-04-build</label>
           <nodeSelector></nodeSelector>
@@ -176,6 +176,28 @@
       <filterQueue>false</filterQueue>
       <properties class="hudson.model.View$PropertyList"/>
     </hudson.model.AllView>
+    <listView>
+      <owner class="hudson" reference="../../.."/>
+      <name>All Jobs</name>
+      <filterExecutors>false</filterExecutors>
+      <filterQueue>false</filterQueue>
+      <properties class="hudson.model.View$PropertyList"/>
+      <jobNames>
+        <comparator class="hudson.util.CaseInsensitiveComparator"/>
+      </jobNames>
+      <jobFilters/>
+      <columns>
+        <hudson.views.StatusColumn/>
+        <hudson.views.WeatherColumn/>
+        <hudson.views.JobColumn/>
+        <hudson.views.LastSuccessColumn/>
+        <hudson.views.LastFailureColumn/>
+        <hudson.views.LastDurationColumn/>
+        <hudson.views.BuildButtonColumn/>
+      </columns>
+      <includeRegex>.*</includeRegex>
+      <recurse>true</recurse>
+    </listView>
   </views>
   <primaryView>All</primaryView>
   <slaveAgentPort>50000</slaveAgentPort>
@@ -190,13 +212,11 @@
         <unserializable-parents/>
         <tree-map>
           <default>
-            <comparator class="hudson.util.CaseInsensitiveComparator"/>
+            <comparator class="hudson.util.CaseInsensitiveComparator" reference="../../../../../../views/listView/jobNames/comparator"/>
           </default>
-          <int>9</int>
-          <string>BAZEL_BUILD_ARGS</string>
-          <string>--hazelcast_node=hazelcast.hazelcast.svc.cluster.local --spawn_strategy=remote</string>
+          <int>8</int>
           <string>BAZEL_STARTUP_ARGS</string>
-          <string>--batch --host_jvm_args=-Dbazel.DigestFunction=SHA1</string>
+          <string>--batch</string>
           <string>BUCKET</string>
           <string>istio-artifacts</string>
           <string>DEFAULT_SLAVE_LABEL</string>
diff --git a/jenkins_home/jobs/istio-testing/config.xml b/jenkins_home/jobs/istio-testing/config.xml
index 045e92757e9..9d6e601ce64 100644
--- a/jenkins_home/jobs/istio-testing/config.xml
+++ b/jenkins_home/jobs/istio-testing/config.xml
@@ -1,9 +1,9 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<com.cloudbees.hudson.plugins.folder.Folder plugin="cloudbees-folder@5.16">
+<com.cloudbees.hudson.plugins.folder.Folder plugin="cloudbees-folder@5.17">
   <actions/>
   <description></description>
   <properties>
-    <org.jenkinsci.plugins.pipeline.modeldefinition.config.FolderConfig plugin="pipeline-model-definition@1.0">
+    <org.jenkinsci.plugins.pipeline.modeldefinition.config.FolderConfig plugin="pipeline-model-definition@1.0.1">
       <dockerLabel></dockerLabel>
       <registry plugin="docker-commons@1.6"/>
     </org.jenkinsci.plugins.pipeline.modeldefinition.config.FolderConfig>
diff --git a/jenkins_home/jobs/istio-testing/jobs/presubmit/config.xml b/jenkins_home/jobs/istio-testing/jobs/pr-master/config.xml
similarity index 89%
rename from jenkins_home/jobs/istio-testing/jobs/presubmit/config.xml
rename to jenkins_home/jobs/istio-testing/jobs/pr-master/config.xml
index a7434867b2c..62431afa15c 100644
--- a/jenkins_home/jobs/istio-testing/jobs/presubmit/config.xml
+++ b/jenkins_home/jobs/istio-testing/jobs/pr-master/config.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<flow-definition plugin="workflow-job@2.9">
+<flow-definition plugin="workflow-job@2.10">
   <actions/>
   <description></description>
   <keepDependencies>false</keepDependencies>
@@ -7,12 +7,12 @@
     <jenkins.model.BuildDiscarderProperty>
       <strategy class="hudson.tasks.LogRotator">
         <daysToKeep>15</daysToKeep>
-        <numToKeep>30</numToKeep>
+        <numToKeep>20</numToKeep>
         <artifactDaysToKeep>-1</artifactDaysToKeep>
         <artifactNumToKeep>-1</artifactNumToKeep>
       </strategy>
     </jenkins.model.BuildDiscarderProperty>
-    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.25.1">
+    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.26.0">
       <projectUrl>https://github.com/istio/istio-testing/</projectUrl>
       <displayName></displayName>
     </com.coravy.hudson.plugins.github.GithubProjectProperty>
@@ -32,6 +32,11 @@
           <description></description>
           <defaultValue>true</defaultValue>
         </hudson.model.BooleanParameterDefinition>
+        <hudson.model.StringParameterDefinition>
+          <name>GITHUB_REPO</name>
+          <description></description>
+          <defaultValue>istio-testing</defaultValue>
+        </hudson.model.StringParameterDefinition>
       </parameterDefinitions>
     </hudson.model.ParametersDefinitionProperty>
     <hudson.plugins.throttleconcurrents.ThrottleJobProperty plugin="throttle-concurrents@1.9.0">
@@ -45,7 +50,7 @@
     </hudson.plugins.throttleconcurrents.ThrottleJobProperty>
     <org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
       <triggers>
-        <org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger plugin="github-pullrequest@0.1.0-rc18">
+        <org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger plugin="github-pullrequest@0.1.0-rc19">
           <spec>H/2 * * * *</spec>
           <triggerMode>CRON</triggerMode>
           <cancelQueued>true</cancelQueued>
@@ -70,8 +75,8 @@
       </triggers>
     </org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
   </properties>
-  <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.24">
-    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.1">
+  <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.26">
+    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.5">
       <configVersion>2</configVersion>
       <userRemoteConfigs>
         <hudson.plugins.git.UserRemoteConfig>
@@ -87,9 +92,7 @@
       </branches>
       <doGenerateSubmoduleConfigurations>false</doGenerateSubmoduleConfigurations>
       <submoduleCfg class="list"/>
-      <extensions>
-        <hudson.plugins.git.extensions.impl.WipeWorkspace/>
-      </extensions>
+      <extensions/>
     </scm>
     <scriptPath>JenkinsfileTest</scriptPath>
   </definition>
diff --git a/jenkins_home/jobs/istio-testing/jobs/update-stable/config.xml b/jenkins_home/jobs/istio-testing/jobs/update-stable/config.xml
index 004e84d8a9e..d5d603d2baf 100644
--- a/jenkins_home/jobs/istio-testing/jobs/update-stable/config.xml
+++ b/jenkins_home/jobs/istio-testing/jobs/update-stable/config.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<flow-definition plugin="workflow-job@2.9">
+<flow-definition plugin="workflow-job@2.10">
   <actions/>
   <description></description>
   <keepDependencies>false</keepDependencies>
@@ -13,7 +13,7 @@
       </strategy>
     </jenkins.model.BuildDiscarderProperty>
     <org.jenkinsci.plugins.workflow.job.properties.DisableConcurrentBuildsJobProperty/>
-    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.25.1">
+    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.26.0">
       <projectUrl>https://github.com/istio/istio-testing/</projectUrl>
       <displayName></displayName>
     </com.coravy.hudson.plugins.github.GithubProjectProperty>
@@ -24,7 +24,7 @@
     <hudson.model.ParametersDefinitionProperty>
       <parameterDefinitions>
         <hudson.model.StringParameterDefinition>
-          <name>FF_REPO</name>
+          <name>GITHUB_REPO</name>
           <description></description>
           <defaultValue>istio-testing</defaultValue>
         </hudson.model.StringParameterDefinition>
@@ -48,7 +48,7 @@
     </org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
   </properties>
   <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.26">
-    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.4">
+    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.5">
       <configVersion>2</configVersion>
       <userRemoteConfigs>
         <hudson.plugins.git.UserRemoteConfig>
diff --git a/jenkins_home/jobs/istio/config.xml b/jenkins_home/jobs/istio/config.xml
deleted file mode 100644
index be2f8b8408b..00000000000
--- a/jenkins_home/jobs/istio/config.xml
+++ /dev/null
@@ -1,24 +0,0 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<com.cloudbees.hudson.plugins.folder.Folder plugin="cloudbees-folder@5.14">
-  <actions/>
-  <description></description>
-  <properties/>
-  <folderViews class="com.cloudbees.hudson.plugins.folder.views.DefaultFolderViewHolder">
-    <views>
-      <hudson.model.AllView>
-        <owner class="com.cloudbees.hudson.plugins.folder.Folder" reference="../../../.."/>
-        <name>All</name>
-        <filterExecutors>false</filterExecutors>
-        <filterQueue>false</filterQueue>
-        <properties class="hudson.model.View$PropertyList"/>
-      </hudson.model.AllView>
-    </views>
-    <tabBar class="hudson.views.DefaultViewsTabBar"/>
-  </folderViews>
-  <healthMetrics>
-    <com.cloudbees.hudson.plugins.folder.health.WorstChildHealthMetric>
-      <nonRecursive>false</nonRecursive>
-    </com.cloudbees.hudson.plugins.folder.health.WorstChildHealthMetric>
-  </healthMetrics>
-  <icon class="com.cloudbees.hudson.plugins.folder.icons.StockFolderIcon"/>
-</com.cloudbees.hudson.plugins.folder.Folder>
\ No newline at end of file
diff --git a/jenkins_home/jobs/manager/jobs/presubmit/config.xml b/jenkins_home/jobs/manager/jobs/presubmit/config.xml
index 7bd4b4852f3..350c1aa1011 100644
--- a/jenkins_home/jobs/manager/jobs/presubmit/config.xml
+++ b/jenkins_home/jobs/manager/jobs/presubmit/config.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<flow-definition plugin="workflow-job@2.9">
+<flow-definition plugin="workflow-job@2.10">
   <actions/>
   <description></description>
   <keepDependencies>false</keepDependencies>
@@ -12,7 +12,7 @@
         <artifactNumToKeep>-1</artifactNumToKeep>
       </strategy>
     </jenkins.model.BuildDiscarderProperty>
-    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.25.1">
+    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.26.0">
       <projectUrl>https://github.com/istio/manager/</projectUrl>
       <displayName></displayName>
     </com.coravy.hudson.plugins.github.GithubProjectProperty>
@@ -32,6 +32,11 @@
           <description></description>
           <defaultValue>true</defaultValue>
         </hudson.model.BooleanParameterDefinition>
+        <hudson.model.StringParameterDefinition>
+          <name>GITHUB_REPO</name>
+          <description></description>
+          <defaultValue>manager</defaultValue>
+        </hudson.model.StringParameterDefinition>
       </parameterDefinitions>
     </hudson.model.ParametersDefinitionProperty>
     <hudson.plugins.throttleconcurrents.ThrottleJobProperty plugin="throttle-concurrents@1.9.0">
@@ -61,12 +66,17 @@
             <org.jenkinsci.plugins.github.pullrequest.events.impl.GitHubPRCommitEvent/>
           </events>
           <preStatus>true</preStatus>
+          <branchRestriction>
+            <targetBranchList>
+              <string>^(?!.*(stable)).*$</string>
+            </targetBranchList>
+          </branchRestriction>
         </org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger>
       </triggers>
     </org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
   </properties>
-  <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.25">
-    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.4">
+  <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.26">
+    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.5">
       <configVersion>2</configVersion>
       <userRemoteConfigs>
         <hudson.plugins.git.UserRemoteConfig>
diff --git a/jenkins_home/jobs/manager/jobs/proxy-pr/config.xml b/jenkins_home/jobs/manager/jobs/proxy-pr/config.xml
new file mode 100644
index 00000000000..f59cd508f71
--- /dev/null
+++ b/jenkins_home/jobs/manager/jobs/proxy-pr/config.xml
@@ -0,0 +1,96 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<flow-definition plugin="workflow-job@2.10">
+  <actions/>
+  <description></description>
+  <keepDependencies>false</keepDependencies>
+  <properties>
+    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.26.0">
+      <projectUrl>https://github.com/istio/proxy/</projectUrl>
+      <displayName></displayName>
+    </com.coravy.hudson.plugins.github.GithubProjectProperty>
+    <com.sonyericsson.rebuild.RebuildSettings plugin="rebuild@1.25">
+      <autoRebuild>false</autoRebuild>
+      <rebuildDisabled>false</rebuildDisabled>
+    </com.sonyericsson.rebuild.RebuildSettings>
+    <hudson.model.ParametersDefinitionProperty>
+      <parameterDefinitions>
+        <hudson.model.StringParameterDefinition>
+          <name>SUBMODULES_UPDATE</name>
+          <description></description>
+          <defaultValue>WORKSPACE:PROXY:${GITHUB_PR_HEAD_SHA},WORKSPACE:PROXY_SHA:</defaultValue>
+        </hudson.model.StringParameterDefinition>
+        <hudson.model.StringParameterDefinition>
+          <name>STAGE</name>
+          <description></description>
+          <defaultValue>PRESUBMIT</defaultValue>
+        </hudson.model.StringParameterDefinition>
+        <hudson.model.BooleanParameterDefinition>
+          <name>UPDATE_PR</name>
+          <description></description>
+          <defaultValue>true</defaultValue>
+        </hudson.model.BooleanParameterDefinition>
+        <hudson.model.StringParameterDefinition>
+          <name>GITHUB_REPO</name>
+          <description></description>
+          <defaultValue>proxy</defaultValue>
+        </hudson.model.StringParameterDefinition>
+      </parameterDefinitions>
+    </hudson.model.ParametersDefinitionProperty>
+    <hudson.plugins.throttleconcurrents.ThrottleJobProperty plugin="throttle-concurrents@1.9.0">
+      <maxConcurrentPerNode>0</maxConcurrentPerNode>
+      <maxConcurrentTotal>0</maxConcurrentTotal>
+      <categories class="java.util.concurrent.CopyOnWriteArrayList"/>
+      <throttleEnabled>false</throttleEnabled>
+      <throttleOption>project</throttleOption>
+      <limitOneJobWithMatchingParams>false</limitOneJobWithMatchingParams>
+      <paramsToUseForLimit></paramsToUseForLimit>
+    </hudson.plugins.throttleconcurrents.ThrottleJobProperty>
+    <org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
+      <triggers>
+        <org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger plugin="github-pullrequest@0.1.0-rc19">
+          <spec>* * * * *</spec>
+          <triggerMode>CRON</triggerMode>
+          <cancelQueued>true</cancelQueued>
+          <abortRunning>false</abortRunning>
+          <skipFirstRun>false</skipFirstRun>
+          <repoProviders>
+            <com.github.kostyasha.github.integration.generic.repoprovider.GitHubPluginRepoProvider>
+              <cacheConnection>true</cacheConnection>
+            </com.github.kostyasha.github.integration.generic.repoprovider.GitHubPluginRepoProvider>
+          </repoProviders>
+          <events>
+            <org.jenkinsci.plugins.github.pullrequest.events.impl.GitHubPRCommentEvent>
+              <comment>.*(Jenkins job proxy/presubmit passed).*</comment>
+            </org.jenkinsci.plugins.github.pullrequest.events.impl.GitHubPRCommentEvent>
+          </events>
+          <preStatus>true</preStatus>
+          <branchRestriction>
+            <targetBranchList>
+              <string>master</string>
+            </targetBranchList>
+          </branchRestriction>
+        </org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger>
+      </triggers>
+    </org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
+  </properties>
+  <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.26">
+    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.5">
+      <configVersion>2</configVersion>
+      <userRemoteConfigs>
+        <hudson.plugins.git.UserRemoteConfig>
+          <url>https://github.com/istio/manager</url>
+        </hudson.plugins.git.UserRemoteConfig>
+      </userRemoteConfigs>
+      <branches>
+        <hudson.plugins.git.BranchSpec>
+          <name>stable</name>
+        </hudson.plugins.git.BranchSpec>
+      </branches>
+      <doGenerateSubmoduleConfigurations>false</doGenerateSubmoduleConfigurations>
+      <submoduleCfg class="list"/>
+      <extensions/>
+    </scm>
+    <scriptPath>Jenkinsfile</scriptPath>
+  </definition>
+  <triggers/>
+</flow-definition>
\ No newline at end of file
diff --git a/jenkins_home/jobs/manager/jobs/update-stable/config.xml b/jenkins_home/jobs/manager/jobs/update-stable/config.xml
index ca74c6efbe0..1cafb0873e1 100644
--- a/jenkins_home/jobs/manager/jobs/update-stable/config.xml
+++ b/jenkins_home/jobs/manager/jobs/update-stable/config.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<flow-definition plugin="workflow-job@2.9">
+<flow-definition plugin="workflow-job@2.10">
   <actions/>
   <description></description>
   <keepDependencies>false</keepDependencies>
@@ -20,7 +20,7 @@
     <hudson.model.ParametersDefinitionProperty>
       <parameterDefinitions>
         <hudson.model.StringParameterDefinition>
-          <name>FF_REPO</name>
+          <name>GITHUB_REPO</name>
           <description></description>
           <defaultValue>manager</defaultValue>
         </hudson.model.StringParameterDefinition>
@@ -44,7 +44,7 @@
     </org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
   </properties>
   <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.26">
-    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.4">
+    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.5">
       <configVersion>2</configVersion>
       <userRemoteConfigs>
         <hudson.plugins.git.UserRemoteConfig>
diff --git a/jenkins_home/jobs/mixer/config.xml b/jenkins_home/jobs/mixer/config.xml
deleted file mode 100644
index be2f8b8408b..00000000000
--- a/jenkins_home/jobs/mixer/config.xml
+++ /dev/null
@@ -1,24 +0,0 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<com.cloudbees.hudson.plugins.folder.Folder plugin="cloudbees-folder@5.14">
-  <actions/>
-  <description></description>
-  <properties/>
-  <folderViews class="com.cloudbees.hudson.plugins.folder.views.DefaultFolderViewHolder">
-    <views>
-      <hudson.model.AllView>
-        <owner class="com.cloudbees.hudson.plugins.folder.Folder" reference="../../../.."/>
-        <name>All</name>
-        <filterExecutors>false</filterExecutors>
-        <filterQueue>false</filterQueue>
-        <properties class="hudson.model.View$PropertyList"/>
-      </hudson.model.AllView>
-    </views>
-    <tabBar class="hudson.views.DefaultViewsTabBar"/>
-  </folderViews>
-  <healthMetrics>
-    <com.cloudbees.hudson.plugins.folder.health.WorstChildHealthMetric>
-      <nonRecursive>false</nonRecursive>
-    </com.cloudbees.hudson.plugins.folder.health.WorstChildHealthMetric>
-  </healthMetrics>
-  <icon class="com.cloudbees.hudson.plugins.folder.icons.StockFolderIcon"/>
-</com.cloudbees.hudson.plugins.folder.Folder>
\ No newline at end of file
diff --git a/jenkins_home/jobs/proxy/jobs/mixerclient-pr/config.xml b/jenkins_home/jobs/proxy/jobs/mixerclient-pr/config.xml
index 4c4c0db2008..f22f8aeef6f 100644
--- a/jenkins_home/jobs/proxy/jobs/mixerclient-pr/config.xml
+++ b/jenkins_home/jobs/proxy/jobs/mixerclient-pr/config.xml
@@ -1,10 +1,10 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<flow-definition plugin="workflow-job@2.9">
+<flow-definition plugin="workflow-job@2.10">
   <actions/>
   <description></description>
   <keepDependencies>false</keepDependencies>
   <properties>
-    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.25.1">
+    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.26.0">
       <projectUrl>https://github.com/istio/mixerclient/</projectUrl>
       <displayName></displayName>
     </com.coravy.hudson.plugins.github.GithubProjectProperty>
@@ -29,6 +29,11 @@
           <description></description>
           <defaultValue>true</defaultValue>
         </hudson.model.BooleanParameterDefinition>
+        <hudson.model.StringParameterDefinition>
+          <name>GITHUB_REPO</name>
+          <description></description>
+          <defaultValue>mixerclient</defaultValue>
+        </hudson.model.StringParameterDefinition>
       </parameterDefinitions>
     </hudson.model.ParametersDefinitionProperty>
     <hudson.plugins.throttleconcurrents.ThrottleJobProperty plugin="throttle-concurrents@1.9.0">
@@ -68,7 +73,7 @@
     </org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
   </properties>
   <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.26">
-    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.4">
+    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.5">
       <configVersion>2</configVersion>
       <userRemoteConfigs>
         <hudson.plugins.git.UserRemoteConfig>
diff --git a/jenkins_home/jobs/proxy/jobs/presubmit/config.xml b/jenkins_home/jobs/proxy/jobs/presubmit/config.xml
index 37abf122518..500c9fe5b5c 100644
--- a/jenkins_home/jobs/proxy/jobs/presubmit/config.xml
+++ b/jenkins_home/jobs/proxy/jobs/presubmit/config.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<flow-definition plugin="workflow-job@2.9">
+<flow-definition plugin="workflow-job@2.10">
   <actions/>
   <description></description>
   <keepDependencies>false</keepDependencies>
@@ -12,7 +12,7 @@
         <artifactNumToKeep>-1</artifactNumToKeep>
       </strategy>
     </jenkins.model.BuildDiscarderProperty>
-    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.25.1">
+    <com.coravy.hudson.plugins.github.GithubProjectProperty plugin="github@1.26.0">
       <projectUrl>https://github.com/istio/proxy/</projectUrl>
       <displayName></displayName>
     </com.coravy.hudson.plugins.github.GithubProjectProperty>
@@ -33,14 +33,9 @@
           <defaultValue>PRESUBMIT</defaultValue>
         </hudson.model.StringParameterDefinition>
         <hudson.model.StringParameterDefinition>
-          <name>BAZEL_ARGS</name>
+          <name>GITHUB_REPO</name>
           <description></description>
-          <defaultValue></defaultValue>
-        </hudson.model.StringParameterDefinition>
-        <hudson.model.StringParameterDefinition>
-          <name>BAZEL_BUILD_ARGS</name>
-          <description></description>
-          <defaultValue></defaultValue>
+          <defaultValue>proxy</defaultValue>
         </hudson.model.StringParameterDefinition>
       </parameterDefinitions>
     </hudson.model.ParametersDefinitionProperty>
@@ -71,12 +66,17 @@
             <org.jenkinsci.plugins.github.pullrequest.events.impl.GitHubPRCommitEvent/>
           </events>
           <preStatus>true</preStatus>
+          <branchRestriction>
+            <targetBranchList>
+              <string>^(?!.*(stable)).*$</string>
+            </targetBranchList>
+          </branchRestriction>
         </org.jenkinsci.plugins.github.pullrequest.GitHubPRTrigger>
       </triggers>
     </org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
   </properties>
-  <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.25">
-    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.4">
+  <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.26">
+    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.5">
       <configVersion>2</configVersion>
       <userRemoteConfigs>
         <hudson.plugins.git.UserRemoteConfig>
diff --git a/jenkins_home/jobs/proxy/jobs/update-stable/config.xml b/jenkins_home/jobs/proxy/jobs/update-stable/config.xml
index 858a2fdabb3..4ad7d258acb 100644
--- a/jenkins_home/jobs/proxy/jobs/update-stable/config.xml
+++ b/jenkins_home/jobs/proxy/jobs/update-stable/config.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<flow-definition plugin="workflow-job@2.9">
+<flow-definition plugin="workflow-job@2.10">
   <actions/>
   <description></description>
   <keepDependencies>false</keepDependencies>
@@ -20,7 +20,7 @@
     <hudson.model.ParametersDefinitionProperty>
       <parameterDefinitions>
         <hudson.model.StringParameterDefinition>
-          <name>FF_REPO</name>
+          <name>GITHUB_REPO</name>
           <description></description>
           <defaultValue>proxy</defaultValue>
         </hudson.model.StringParameterDefinition>
@@ -44,7 +44,7 @@
     </org.jenkinsci.plugins.workflow.job.properties.PipelineTriggersJobProperty>
   </properties>
   <definition class="org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition" plugin="workflow-cps@2.26">
-    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.4">
+    <scm class="hudson.plugins.git.GitSCM" plugin="git@3.0.5">
       <configVersion>2</configVersion>
       <userRemoteConfigs>
         <hudson.plugins.git.UserRemoteConfig>
diff --git a/jenkins_home/plugins/branch-api.jpi b/jenkins_home/plugins/branch-api.jpi
index 61ddbb34454..60949357230 100644
Binary files a/jenkins_home/plugins/branch-api.jpi and b/jenkins_home/plugins/branch-api.jpi differ
diff --git a/jenkins_home/plugins/git.jpi b/jenkins_home/plugins/git.jpi
index 9e7c6f69228..f9c599f65bd 100644
Binary files a/jenkins_home/plugins/git.jpi and b/jenkins_home/plugins/git.jpi differ
diff --git a/jenkins_home/plugins/github-branch-source.jpi b/jenkins_home/plugins/github-branch-source.jpi
deleted file mode 100644
index cc96662514b..00000000000
Binary files a/jenkins_home/plugins/github-branch-source.jpi and /dev/null differ
diff --git a/jenkins_home/plugins/github.jpi b/jenkins_home/plugins/github.jpi
index a48ff000004..186ab932d33 100644
Binary files a/jenkins_home/plugins/github.jpi and b/jenkins_home/plugins/github.jpi differ
diff --git a/jenkins_home/plugins/junit.jpi b/jenkins_home/plugins/junit.jpi
index 471abba361d..5306d74d96a 100644
Binary files a/jenkins_home/plugins/junit.jpi and b/jenkins_home/plugins/junit.jpi differ
diff --git a/jenkins_home/plugins/pipeline-model-api.jpi b/jenkins_home/plugins/pipeline-model-api.jpi
index 0917c44c15b..619f52dcc4c 100644
Binary files a/jenkins_home/plugins/pipeline-model-api.jpi and b/jenkins_home/plugins/pipeline-model-api.jpi differ
diff --git a/jenkins_home/plugins/pipeline-model-declarative-agent.jpi b/jenkins_home/plugins/pipeline-model-declarative-agent.jpi
index 02e48ae2610..e617422768f 100644
Binary files a/jenkins_home/plugins/pipeline-model-declarative-agent.jpi and b/jenkins_home/plugins/pipeline-model-declarative-agent.jpi differ
diff --git a/jenkins_home/plugins/pipeline-model-definition.jpi b/jenkins_home/plugins/pipeline-model-definition.jpi
index 0422f3d9c9c..1f494b98627 100644
Binary files a/jenkins_home/plugins/pipeline-model-definition.jpi and b/jenkins_home/plugins/pipeline-model-definition.jpi differ
diff --git a/jenkins_home/plugins/pipeline-stage-tags-metadata.jpi b/jenkins_home/plugins/pipeline-stage-tags-metadata.jpi
index 019ef066e42..05c3758fba0 100644
Binary files a/jenkins_home/plugins/pipeline-stage-tags-metadata.jpi and b/jenkins_home/plugins/pipeline-stage-tags-metadata.jpi differ
diff --git a/jenkins_home/plugins/ssh-slaves.jpi b/jenkins_home/plugins/ssh-slaves.jpi
deleted file mode 100644
index 4f576eb7c6d..00000000000
Binary files a/jenkins_home/plugins/ssh-slaves.jpi and /dev/null differ
diff --git a/jenkins_home/plugins/translation.jpi b/jenkins_home/plugins/translation.jpi
deleted file mode 100644
index 87ee95109d4..00000000000
Binary files a/jenkins_home/plugins/translation.jpi and /dev/null differ
diff --git a/jenkins_home/plugins/workflow-basic-steps.jpi b/jenkins_home/plugins/workflow-basic-steps.jpi
index 5759b6c2718..789b8f171da 100644
Binary files a/jenkins_home/plugins/workflow-basic-steps.jpi and b/jenkins_home/plugins/workflow-basic-steps.jpi differ
diff --git a/jenkins_home/plugins/workflow-cps-global-lib.jpi b/jenkins_home/plugins/workflow-cps-global-lib.jpi
index 192acae05c5..9af081d41e8 100644
Binary files a/jenkins_home/plugins/workflow-cps-global-lib.jpi and b/jenkins_home/plugins/workflow-cps-global-lib.jpi differ
diff --git a/jenkins_home/plugins/workflow-job.jpi b/jenkins_home/plugins/workflow-job.jpi
index 21bff426f25..2646afcea7b 100644
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diff --git a/jenkins_home/plugins/workflow-step-api.jpi b/jenkins_home/plugins/workflow-step-api.jpi
index 401a8e83a8e..1d313120fd3 100644
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diff --git a/jenkins_home/plugins/workflow-support.jpi b/jenkins_home/plugins/workflow-support.jpi
index cc8c0e45e95..4d5de0b2d57 100644
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