Added CLR2.fs to project file

Author: fholm

Src/IronJS/IronJS.fsproj

@@ -90,6 +90,7 @@
   <Import Project="$(MSBuildExtensionsPath32)\..\Microsoft F#\v4.0\Microsoft.FSharp.Targets" Condition=" Exists('$(MSBuildBinPath)\Microsoft.Build.Tasks.v4.0.dll')" />
   <ItemGroup>
     <Compile Include="AssemblyInfo.fs" />
+    <Compile Include="CLR2.fs" />
     <Compile Include="FSharp.fs" />
     <Compile Include="Dlr.fs" />
     <Compile Include="Support.fs" />