Remove vcpptools pkg from build (#2838)

* Remove vcpptools pkg from build

* Wrong path to link.exe

* remove vcpp source

.nuget/NuGet.Config

@@ -13,7 +13,6 @@
     <add key="myget.org dotnet-buildtools" value="https://dotnet.myget.org/F/dotnet-buildtools/api/v3/index.json" />
     <add key="myget.org roslyn-tools" value="https://dotnet.myget.org/F/roslyn-tools/api/v3/index.json" />
     <add key="api.nuget.org" value="https://api.nuget.org/v3/index.json" />
-    <add key="vctools" value="https://vcppdogfooding.azurewebsites.net/nuget/" />
     <add key="myget.org roslyn tools" value="https://dotnet.myget.org/F/roslyn-tools/api/v3/index.json" />
     <add key="myget.org roslyn" value="https://dotnet.myget.org/F/roslyn/api/v3/index.json" />
     <add key="artifacts" value="../artifacts" />

build.cmd

@@ -648,7 +648,7 @@ echo WHERE_ARG_NUNIT=!WHERE_ARG_NUNIT!
 
 set NUNITPATH=%~dp0tests\fsharpqa\testenv\bin\nunit\
 set NUNIT3_CONSOLE=%~dp0packages\NUnit.Console.3.0.0\tools\nunit3-console.exe
-set link_exe=%~dp0packages\VisualCppTools.14.0.24519-Pre\lib\native\bin\link.exe
+set link_exe=%~dp0tests\fsharpqa\testenv\bin\link\link.exe
 if not exist "%link_exe%" (
     echo Error: failed to find "%link_exe%" use nuget to restore the VisualCppTools package
     goto :failure

packages.config

@@ -27,7 +27,6 @@
   <package id="NUnit3TestAdapter" version="3.0.8-ctp-8" targetFramework="net45" />
   <package id="BenchmarkDotNet" version="0.9.8"/>
   <package id="BenchmarkDotNet.Diagnostics.Windows" version="0.9.8"/>
-  <package id="VisualCppTools" version="14.0.24519-Pre"/>
   <package id="Newtonsoft.Json" version="8.0.1"/>
   <package id="Microsoft.FSharp.TupleSample" version="1.0.0-alpha-161121"/>
   <package id="Microsoft.VSSDK.BuildTools" version="15.0.26201" />

tests/fsharpqa/testenv/bin/link/link.exe.config

+<configuration>
+      <startup>
+        <requiredRuntime safemode="true" imageVersion="v4.0.30319"/>
+        <supportedRuntime version="v4.0.30319"/>
+        <supportedRuntime version="v4.5"/>
+      </startup>
+      <runtime>
+        <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+          <publisherPolicy apply="no" />
+        </assemblyBinding>
+      </runtime>
+</configuration>
+