Fix for incorrect Target/Configuration

build/BuildSilverlight2.bat

@@ -1,2 +1,2 @@
 @echo off
-CMD.exe /Q /C "CD %~dp0 && %WINDIR%\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe build.csproj /toolsversion:4.0 /t:RunBenchmarks %1 %2 %3 %4 "/p:BuildConfiguration=Debug;TargetVersion=2"
+CMD.exe /Q /C "CD %~dp0 && %WINDIR%\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe build.csproj /toolsversion:4.0 /t:Rebuild %1 %2 %3 %4 "/p:BuildConfiguration=Debug_Silverlight;TargetVersion=2"