diff --git a/.appveyor.yml b/.appveyor.yml
index 53f6138603..52222d68c5 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,22 +1,20 @@
 image: Visual Studio 2017
 init:
-  - git config --global core.autocrlf true
+- git config --global core.autocrlf true
 branches:
   only:
-    - master
-    - /release\/.*/
-    - dev
-    - /^(.*\/)?ci-.*$/
-    - /^rel\/.*/
+  - dev
+  - /^release\/.*$/
+  - /^(.*\/)?ci-.*$/
 build_script:
-  - ps: .\run.ps1 default-build
+- ps: .\run.ps1 default-build
 install:
-  - ps: Install-Product node 8
+- ps: Install-Product node 8
 clone_depth: 1
 environment:
   global:
     DOTNET_SKIP_FIRST_TIME_EXPERIENCE: true
     DOTNET_CLI_TELEMETRY_OPTOUT: 1
-test: off
-deploy: off
+test: 'off'
+deploy: 'off'
 os: Visual Studio 2017
diff --git a/.travis.yml b/.travis.yml
index c28619b120..7624de0c8f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,32 +2,29 @@ language: csharp
 sudo: required
 dist: trusty
 services:
-  - docker
+- docker
 env:
   global:
-    - DOTNET_SKIP_FIRST_TIME_EXPERIENCE: true
-    - DOTNET_CLI_TELEMETRY_OPTOUT: 1
-    - SIGNALR_TESTS_VERBOSE: 1
-    - TRAVIS_NODE_VERSION: 8.9.3
+  - DOTNET_SKIP_FIRST_TIME_EXPERIENCE: true
+  - DOTNET_CLI_TELEMETRY_OPTOUT: 1
+  - SIGNALR_TESTS_VERBOSE: 1
+  - TRAVIS_NODE_VERSION: 8.9.3
 mono: none
 os:
-  - linux
-  - osx
+- linux
+- osx
 osx_image: xcode8.2
 addons:
   apt:
     packages:
-      - libunwind8
+    - libunwind8
 branches:
   only:
-    - master
-    - /release\/.*/
-    - dev
-    - /^(.*\/)?ci-.*$/
-    - /^rel\/.*/
+  - dev
+  - /^release\/.*$/
+  - /^(.*\/)?ci-.*$/
 before_install:
-  - nvm install $TRAVIS_NODE_VERSION
-  # Pull redis docker image so when test creates container it doesn't time out
-  - if test "$TRAVIS_OS_NAME" == "linux"; then docker pull redis; fi
+- nvm install $TRAVIS_NODE_VERSION
+- if test "$TRAVIS_OS_NAME" == "linux"; then docker pull redis; fi
 script:
-  - ./build.sh
+- ./build.sh
diff --git a/build/dependencies.props b/build/dependencies.props
index b7f25dffe4..c8a3091456 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -6,68 +6,68 @@
     <BenchmarkDotNetPackageVersion>0.10.11</BenchmarkDotNetPackageVersion>
     <BuildBundlerMinifierPackageVersion>2.4.337</BuildBundlerMinifierPackageVersion>
     <GoogleProtobufPackageVersion>3.1.0</GoogleProtobufPackageVersion>
-    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview1-15679</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreAuthenticationCookiesPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreAuthenticationCookiesPackageVersion>
-    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
-    <MicrosoftAspNetCoreAuthenticationJwtBearerPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreAuthenticationJwtBearerPackageVersion>
-    <MicrosoftAspNetCoreAuthorizationPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreAuthorizationPackageVersion>
-    <MicrosoftAspNetCoreAuthorizationPolicyPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreAuthorizationPolicyPackageVersion>
-    <MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>
-    <MicrosoftAspNetCoreCorsPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreCorsPackageVersion>
-    <MicrosoftAspNetCoreDiagnosticsEntityFrameworkCorePackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreDiagnosticsEntityFrameworkCorePackageVersion>
-    <MicrosoftAspNetCoreDiagnosticsPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreDiagnosticsPackageVersion>
-    <MicrosoftAspNetCoreHostingAbstractionsPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreHostingAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreHostingPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreHostingPackageVersion>
-    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreHttpFeaturesPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreHttpFeaturesPackageVersion>
-    <MicrosoftAspNetCoreHttpPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreHttpPackageVersion>
-    <MicrosoftAspNetCoreIdentityEntityFrameworkCorePackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreIdentityEntityFrameworkCorePackageVersion>
-    <MicrosoftAspNetCoreMvcPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreMvcPackageVersion>
-    <MicrosoftAspNetCoreRoutingPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreRoutingPackageVersion>
-    <MicrosoftAspNetCoreServerIISIntegrationPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreServerIISIntegrationPackageVersion>
-    <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.5.0-preview1-28153</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
-    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreServerKestrelPackageVersion>
-    <MicrosoftAspNetCoreStaticFilesPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreStaticFilesPackageVersion>
-    <MicrosoftAspNetCoreTestHostPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreTestHostPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftAspNetCoreWebSocketsPackageVersion>2.1.0-preview1-28153</MicrosoftAspNetCoreWebSocketsPackageVersion>
-    <MicrosoftCSharpPackageVersion>4.5.0-preview1-26112-01</MicrosoftCSharpPackageVersion>
-    <MicrosoftEntityFrameworkCoreDesignPackageVersion>2.1.0-preview1-28153</MicrosoftEntityFrameworkCoreDesignPackageVersion>
-    <MicrosoftEntityFrameworkCoreSqlServerPackageVersion>2.1.0-preview1-28153</MicrosoftEntityFrameworkCoreSqlServerPackageVersion>
-    <MicrosoftEntityFrameworkCoreToolsPackageVersion>2.1.0-preview1-28153</MicrosoftEntityFrameworkCoreToolsPackageVersion>
-    <MicrosoftExtensionsClosedGenericMatcherSourcesPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsClosedGenericMatcherSourcesPackageVersion>
-    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
-    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
-    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
-    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
-    <MicrosoftExtensionsLoggingConfigurationPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsLoggingConfigurationPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingDebugPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsLoggingDebugPackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsLoggingTestingPackageVersion>
-    <MicrosoftExtensionsObjectMethodExecutorSourcesPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsObjectMethodExecutorSourcesPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsOptionsPackageVersion>
-    <MicrosoftExtensionsSecurityHelperSourcesPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsSecurityHelperSourcesPackageVersion>
-    <MicrosoftExtensionsValueStopwatchSourcesPackageVersion>2.1.0-preview1-28153</MicrosoftExtensionsValueStopwatchSourcesPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview1-1010</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreAuthenticationCookiesPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreAuthenticationCookiesPackageVersion>
+    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
+    <MicrosoftAspNetCoreAuthenticationJwtBearerPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreAuthenticationJwtBearerPackageVersion>
+    <MicrosoftAspNetCoreAuthorizationPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreAuthorizationPackageVersion>
+    <MicrosoftAspNetCoreAuthorizationPolicyPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreAuthorizationPolicyPackageVersion>
+    <MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>
+    <MicrosoftAspNetCoreCorsPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreCorsPackageVersion>
+    <MicrosoftAspNetCoreDiagnosticsEntityFrameworkCorePackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreDiagnosticsEntityFrameworkCorePackageVersion>
+    <MicrosoftAspNetCoreDiagnosticsPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreDiagnosticsPackageVersion>
+    <MicrosoftAspNetCoreHostingAbstractionsPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreHostingAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreHostingPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreHostingPackageVersion>
+    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreHttpFeaturesPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreHttpFeaturesPackageVersion>
+    <MicrosoftAspNetCoreHttpPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreHttpPackageVersion>
+    <MicrosoftAspNetCoreIdentityEntityFrameworkCorePackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreIdentityEntityFrameworkCorePackageVersion>
+    <MicrosoftAspNetCoreMvcPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreMvcPackageVersion>
+    <MicrosoftAspNetCoreRoutingPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreRoutingPackageVersion>
+    <MicrosoftAspNetCoreServerIISIntegrationPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreServerIISIntegrationPackageVersion>
+    <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.5.0-preview1-28193</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
+    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreServerKestrelPackageVersion>
+    <MicrosoftAspNetCoreStaticFilesPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreStaticFilesPackageVersion>
+    <MicrosoftAspNetCoreTestHostPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreTestHostPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftAspNetCoreWebSocketsPackageVersion>2.1.0-preview1-28193</MicrosoftAspNetCoreWebSocketsPackageVersion>
+    <MicrosoftCSharpPackageVersion>4.5.0-preview1-26119-06</MicrosoftCSharpPackageVersion>
+    <MicrosoftEntityFrameworkCoreDesignPackageVersion>2.1.0-preview1-28193</MicrosoftEntityFrameworkCoreDesignPackageVersion>
+    <MicrosoftEntityFrameworkCoreSqlServerPackageVersion>2.1.0-preview1-28193</MicrosoftEntityFrameworkCoreSqlServerPackageVersion>
+    <MicrosoftEntityFrameworkCoreToolsPackageVersion>2.1.0-preview1-28193</MicrosoftEntityFrameworkCoreToolsPackageVersion>
+    <MicrosoftExtensionsClosedGenericMatcherSourcesPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsClosedGenericMatcherSourcesPackageVersion>
+    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
+    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
+    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
+    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
+    <MicrosoftExtensionsLoggingConfigurationPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsLoggingConfigurationPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingDebugPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsLoggingDebugPackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <MicrosoftExtensionsObjectMethodExecutorSourcesPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsObjectMethodExecutorSourcesPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsOptionsPackageVersion>
+    <MicrosoftExtensionsSecurityHelperSourcesPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsSecurityHelperSourcesPackageVersion>
+    <MicrosoftExtensionsValueStopwatchSourcesPackageVersion>2.1.0-preview1-28193</MicrosoftExtensionsValueStopwatchSourcesPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
-    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview1-26115-03</MicrosoftNETCoreApp21PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview1-26122-01</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.3.0</MicrosoftNETTestSdkPackageVersion>
     <MoqPackageVersion>4.7.49</MoqPackageVersion>
     <MsgPackCliPackageVersion>0.9.0-beta2</MsgPackCliPackageVersion>
     <NewtonsoftJsonPackageVersion>10.0.1</NewtonsoftJsonPackageVersion>
     <StackExchangeRedisStrongNamePackageVersion>1.2.4</StackExchangeRedisStrongNamePackageVersion>
-    <SystemBuffersPackageVersion>4.5.0-preview1-26126-05</SystemBuffersPackageVersion>
-    <SystemIOPipelinesPackageVersion>0.1.0-preview1-180129-1</SystemIOPipelinesPackageVersion>
-    <SystemMemoryPackageVersion>4.5.0-preview1-26126-05</SystemMemoryPackageVersion>
-    <SystemNumericsVectorsPackageVersion>4.5.0-preview1-26126-05</SystemNumericsVectorsPackageVersion>
+    <SystemBuffersPackageVersion>4.5.0-preview1-26119-06</SystemBuffersPackageVersion>
+    <SystemIOPipelinesPackageVersion>0.1.0-e180104-2</SystemIOPipelinesPackageVersion>
+    <SystemMemoryPackageVersion>4.5.0-preview1-26119-06</SystemMemoryPackageVersion>
+    <SystemNumericsVectorsPackageVersion>4.5.0-preview1-26119-06</SystemNumericsVectorsPackageVersion>
     <SystemReactiveLinqPackageVersion>3.1.1</SystemReactiveLinqPackageVersion>
     <SystemReflectionEmitPackageVersion>4.3.0</SystemReflectionEmitPackageVersion>
-    <SystemRuntimeCompilerServicesUnsafePackageVersion>4.5.0-preview1-26126-05</SystemRuntimeCompilerServicesUnsafePackageVersion>
-    <SystemThreadingChannelsPackageVersion>4.5.0-preview1-26126-05</SystemThreadingChannelsPackageVersion>
-    <SystemThreadingTasksExtensionsPackageVersion>4.5.0-preview1-26112-01</SystemThreadingTasksExtensionsPackageVersion>
+    <SystemRuntimeCompilerServicesUnsafePackageVersion>4.5.0-preview1-26119-06</SystemRuntimeCompilerServicesUnsafePackageVersion>
+    <SystemThreadingChannelsPackageVersion>4.5.0-preview1-26119-06</SystemThreadingChannelsPackageVersion>
+    <SystemThreadingTasksExtensionsPackageVersion>4.5.0-preview1-26119-06</SystemThreadingTasksExtensionsPackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
     <XunitRunnerVisualStudioPackageVersion>2.3.1</XunitRunnerVisualStudioPackageVersion>
   </PropertyGroup>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index a474bc0e35..851bfbf203 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-preview1-15679
-commithash:5347461137cb45a77ddcc0b55b2478092de43338
+version:2.1.0-preview1-1010
+commithash:75ca924dfbd673c38841025b04c4dcd93b84f56d
diff --git a/korebuild.json b/korebuild.json
index 19b76654e1..9260aaf1e6 100644
--- a/korebuild.json
+++ b/korebuild.json
@@ -1,6 +1,6 @@
 {
-  "$schema": "https://raw.githubusercontent.com/aspnet/BuildTools/dev/tools/korebuild.schema.json",
-  "channel": "dev",
+  "$schema": "https://raw.githubusercontent.com/aspnet/BuildTools/release/2.1/tools/korebuild.schema.json",
+  "channel": "release/2.1",
   "toolsets": {
     "nodejs": {
       "required": true,