vertical build port to Dev/eng [Do not merge] (#14171)

* Vertical build changes

* Build a vertical in dev/eng

* remove repro.bat from check-in

* Remove defaulttargetgroup from configurations.props files

* Remove configurations.props from test libraries

* Additional configuration files, updating traversal.

* Add default configurations for ref projects

* Remove default targetgroups, disable code analysis (currently breaking the
vertical build).

* Build vertical using Eric's changes to configurations

* Minor fixes to build from a clean enlitment

* Set targets properties in dir.props

* Make vertical build the default

* Include building src\tools in init-tools.cmd

* Add linux init-tools

* Fix msbuild.sh command

* Add build tools message to Linux

* Revert init-tools, investigate building corefx tools tomorrow

* Update configurations, remove empty targetgroup from all projects, modify
most conditionals to be positive conditions instead of negative

* Remove unneccessary generateprojectconfigurations project

* Build CoreFx.tools in init-tools

* Can't build corefx.tools in init-tools because packages aren't restored

* Hack build to build refs first

* Slightly less hacky reference project build, but still kind of hacky...

* Align properties for ref builds to prevent binclash and overbuilding

* Update BeforeTarget for rename

* Rework traversal to work with ref and corefx tools projects

* Add target for builds projects

* Fully qualify paths to projects

* Fully quality path name for corefx.tools

* testing removing osgroup from groovy on Windows

* Remove OSGroup from config.json

* revert change to groovy

* return os property

* Try changing osgroup to hostos

* hack around osgroup setting

* Fix passing groups

* Add system.collections which was missing from system.console

* Add some missing references for Unix build

* Add references for unix

* Unix support changes

* Fix typo in system.net.http

* Fix typo in system.threading.overlapped

* no ref project available for system.reflection.metadata

* Unix changes

* Exclude system.memory

* diagnostics.fileversioninfo was missing reference to Path

* Unix changes

* Fix reference name

* Add reference for unix

* Move source file to windows only

* Disable building system.threading.overlapped

2 files changed, 11 insertions, 6 deletions

diff --git a/src/System.Threading.Tasks.Parallel/src/Configurations.props b/src/System.Threading.Tasks.Parallel/src/Configurations.props
new file mode 100644
index 0000000000..f0ebe53119
--- /dev/null
+++ b/src/System.Threading.Tasks.Parallel/src/Configurations.props
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <BuildConfigurations>
+      netstandard1.3;
+    </BuildConfigurations>
+  </PropertyGroup>
+</Project>
diff --git a/src/System.Threading.Tasks.Parallel/src/System.Threading.Tasks.Parallel.csproj b/src/System.Threading.Tasks.Parallel/src/System.Threading.Tasks.Parallel.csproj
index 29e9f8f1be..3fdf0426ed 100644
--- a/src/System.Threading.Tasks.Parallel/src/System.Threading.Tasks.Parallel.csproj
+++ b/src/System.Threading.Tasks.Parallel/src/System.Threading.Tasks.Parallel.csproj
@@ -8,16 +8,13 @@
     <FileAlignment>512</FileAlignment>
     <DefineConstants>$(DefineConstants);CONCURRENT_COLLECTIONS;FEATURE_TRACING</DefineConstants>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <IsPartialFacadeAssembly Condition="'$(TargetGroup)' == 'net46'">true</IsPartialFacadeAssembly>
-    <ResourcesSourceOutputDirectory Condition="'$(TargetGroup)' == 'net46'">None</ResourcesSourceOutputDirectory>
-    <NuGetTargetMoniker Condition="'$(TargetGroup)' == ''">.NETStandard,Version=v1.3</NuGetTargetMoniker>
-    <PackageTargetFramework Condition="'$(TargetGroup)' == ''">netstandard1.3;netcore50</PackageTargetFramework>
+    <PackageTargetFramework>netstandard1.3;netcore50</PackageTargetFramework>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|AnyCPU'" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|AnyCPU'" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'net46_Debug|AnyCPU'" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'net46_Release|AnyCPU'" />
-  <ItemGroup Condition="'$(TargetGroup)' != 'net46'">
+  <ItemGroup>
     <Compile Include="System\Threading\PlatformHelper.cs" />
     <Compile Include="System\Threading\Tasks\Box.cs" />
     <Compile Include="System\Threading\Tasks\Parallel.cs" />
@@ -26,7 +23,7 @@
     <Compile Include="System\Threading\Tasks\ParallelRangeManager.cs" />
     <Compile Include="System\Threading\Tasks\TaskReplicator.cs" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetGroup)' == 'net46'">
+  <ItemGroup>
     <TargetingPackReference Include="mscorlib" />
   </ItemGroup>
   <ItemGroup>