Added target to gac and ngen roslyn

build/_k-standard-goals.shade

@@ -60,6 +60,8 @@ default Configuration='Release'
 #nuget-install target='install' description='Copy NuGet packages to local repo'
   nuget-local-publish sourcePackagesDir='${BUILD_DIR}'
 
+#make-roslyn-fast
+  ngen-roslyn
 
 #watch
   @{

build/_ngen-roslyn.shade

@@ -0,0 +1,23 @@
+var roslynPackages='${new[] { "Microsoft.CodeAnalysis.CSharp",
+                              "Microsoft.CodeAnalysis",
+                              "System.Collections.Immutable",
+                              "System.Reflection.Metadata.Ecma335" }}'
+
+var programFilesX86='${Environment.GetFolderPath(Environment.SpecialFolder.ProgramFilesX86)}'
+var gacutil='${Path.Combine(programFilesX86, "Microsoft SDKs", "Windows", "v8.1A", "bin", "NETFX 4.5.1 Tools", "gacutil.exe")}'
+
+var windir='${Environment.GetFolderPath(Environment.SpecialFolder.Windows)}'
+var ngen='${Path.Combine(windir, "Microsoft.NET", "Framework", "v4.0.30319", "ngen.exe")}'
+
+var tempRoslynPackagesDir='bin\_roslyn'
+var tempRoslynDir='bin\_roslyn\all'
+
+exec program='${gacutil}' commandline='/u ${p}' each='var p in roslynPackages'
+
+nuget-install package='${p}' outputDir='${tempRoslynPackagesDir}' extra='-ExcludeVersion' each='var p in roslynPackages'
+copy sourceDir='${tempRoslynPackagesDir}\${p}\lib\net45' include='*.dll' outputDir='${tempRoslynDir}' each='var p in roslynPackages'
+
+exec program='${ngen}' commandline='install ${tempRoslynDir}\${p}.dll' each='var p in roslynPackages'
+exec program='${gacutil}' commandline='/i ${tempRoslynDir}\${p}.dll' each='var p in roslynPackages'
+
+directory delete='${tempRoslynPackagesDir}'