Update how PackageReference versions are set

Changes:
 - Remove floating versions
 - Disable myget feeds during a Universe build
 - Use package-specific MSBuild variables. Pattern = `packageId.Pascalize() + "PackageVersion"`, with a few exceptions.

.gitignore

@@ -29,7 +29,6 @@ project.lock.json
 .vscode/
 .build/
 .testPublish/
-
+global.json
 korebuild-lock.txt
 *.g.targets
-

Directory.Build.targets

@@ -1,6 +1,4 @@
-<Project>
+<Project>
   <Import Project="build\sources.props" />
   <Import Project="build\dependencies.props" />
-  <Import Project="build\dependencies.targets" />
-  <Import Project="build\dependencies.g.targets" Condition="Exists('build\dependencies.g.targets') AND '$(DesignTimeBuild)' != 'true'" />
 </Project>

build/common.props

@@ -12,7 +12,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Internal.AspNetCore.Sdk" Version="$(InternalAspNetCoreSdkVersion)" PrivateAssets="All" />
+    <PackageReference Include="Internal.AspNetCore.Sdk" Version="$(InternalAspNetCoreSdkPackageVersion)" PrivateAssets="All" />
   </ItemGroup>
 
 </Project>

build/dependencies.props

@@ -1,14 +1,17 @@
 <Project>
   <PropertyGroup>
-    <AspNetCoreVersion>2.0.0</AspNetCoreVersion>
-    <CoreFxVersion>4.4.0</CoreFxVersion>
-    <InternalAspNetCoreSdkVersion>2.0.1-rtm-15400</InternalAspNetCoreSdkVersion>
-    <NETStandardImplicitPackageVersion>2.0.0</NETStandardImplicitPackageVersion>
-    <NETStandardLibraryNETFrameworkVersion>2.0.0</NETStandardLibraryNETFrameworkVersion>
-    <RuntimeFrameworkVersion Condition="'$(TargetFramework)'=='netcoreapp2.0'">2.0.0</RuntimeFrameworkVersion>
-    <TestSdkVersion>15.3.0</TestSdkVersion>
-    <XunitVersion>2.3.0-beta2-build3683</XunitVersion>
-    <XunitRunnerVisualStudioVersion>2.3.0-beta2-build1317</XunitRunnerVisualStudioVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.0.2-beta-15522</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>2.0.1-rtm-83</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
+    <MicrosoftAspNetCoreHostingPackageVersion>2.0.1-rtm-83</MicrosoftAspNetCoreHostingPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.0.0</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.0.0</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftNetHttpHeadersPackageVersion>2.0.1-rtm-83</MicrosoftNetHttpHeadersPackageVersion>
+    <MicrosoftNETTestSdkPackageVersion>15.3.0</MicrosoftNETTestSdkPackageVersion>
+    <MicrosoftWin32RegistryPackageVersion>4.4.0</MicrosoftWin32RegistryPackageVersion>
+    <SystemNetHttpWinHttpHandlerPackageVersion>4.4.0</SystemNetHttpWinHttpHandlerPackageVersion>
+    <SystemSecurityPrincipalWindowsPackageVersion>4.4.0</SystemSecurityPrincipalWindowsPackageVersion>
+    <XunitPackageVersion>2.3.0-beta2-build3683</XunitPackageVersion>
+    <XunitRunnerVisualStudioPackageVersion>2.3.0-beta2-build1317</XunitRunnerVisualStudioPackageVersion>
   </PropertyGroup>
 
   <Import Project="$(DotNetPackageVersionPropsPath)" Condition=" '$(DotNetPackageVersionPropsPath)' != '' " />

build/sources.props

@@ -3,11 +3,14 @@
 
   <PropertyGroup>
     <RestoreSources>$(DotNetRestoreSources)</RestoreSources>
-    <RestoreSources Condition="'$(DotNetBuildOffline)' != 'true'">
+    <RestoreSources Condition="'$(DotNetBuildOffline)' != 'true' AND '$(AspNetUniverseBuildOffline)' != 'true' ">
       $(RestoreSources);
       https://dotnet.myget.org/F/aspnet-2-0-2-october2017-patch/api/v3/index.json;
       https://dotnet.myget.org/F/aspnetcore-master/api/v3/index.json;
       https://dotnet.myget.org/F/aspnetcore-tools/api/v3/index.json;
+    </RestoreSources>
+    <RestoreSources Condition="'$(DotNetBuildOffline)' != 'true'">
+      $(RestoreSources);
       https://api.nuget.org/v3/index.json;
     </RestoreSources>
   </PropertyGroup>

samples/HotAddSample/HotAddSample.csproj

@@ -8,6 +8,6 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\src\Microsoft.AspNetCore.Server.HttpSys\Microsoft.AspNetCore.Server.HttpSys.csproj" />
-    <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="$(AspNetCoreVersion)" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="$(MicrosoftExtensionsLoggingConsolePackageVersion)" />
   </ItemGroup>
 </Project>

samples/SelfHostServer/SelfHostServer.csproj

@@ -8,6 +8,6 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\src\Microsoft.AspNetCore.Server.HttpSys\Microsoft.AspNetCore.Server.HttpSys.csproj" />
-    <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="$(AspNetCoreVersion)" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="$(MicrosoftExtensionsLoggingConsolePackageVersion)" />
   </ItemGroup>
 </Project>

src/Microsoft.AspNetCore.Server.HttpSys/Microsoft.AspNetCore.Server.HttpSys.csproj

@@ -12,11 +12,11 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.Core" Version="$(AspNetCoreVersion)" />
-    <PackageReference Include="Microsoft.AspNetCore.Hosting" Version="$(AspNetCoreVersion)" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="$(AspNetCoreVersion)" />
-    <PackageReference Include="Microsoft.Win32.Registry" Version="$(CoreFxVersion)" />
-    <PackageReference Include="System.Security.Principal.Windows" Version="$(CoreFxVersion)" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.Core" Version="$(MicrosoftAspNetCoreAuthenticationCorePackageVersion)" />
+    <PackageReference Include="Microsoft.AspNetCore.Hosting" Version="$(MicrosoftAspNetCoreHostingPackageVersion)" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Version="$(MicrosoftNetHttpHeadersPackageVersion)" />
+    <PackageReference Include="Microsoft.Win32.Registry" Version="$(MicrosoftWin32RegistryPackageVersion)" />
+    <PackageReference Include="System.Security.Principal.Windows" Version="$(SystemSecurityPrincipalWindowsPackageVersion)" />
   </ItemGroup>
 
 </Project>