Add source build to official build
Add source build to official build

mavasani/roslyn,KevinRansom/roslyn,bartdesmet/roslyn,jasonmalinowski/roslyn,wvdd007/roslyn,sharwell/roslyn,mavasani/roslyn,CyrusNajmabadi/roslyn,shyamnamboodiripad/roslyn,eriawan/roslyn,jasonmalinowski/roslyn,eriawan/roslyn,wvdd007/roslyn,mavasani/roslyn,dotnet/roslyn,CyrusNajmabadi/roslyn,bartdesmet/roslyn,diryboy/roslyn,sharwell/roslyn,KevinRansom/roslyn,shyamnamboodiripad/roslyn,eriawan/roslyn,wvdd007/roslyn,weltkante/roslyn,physhi/roslyn,sharwell/roslyn,physhi/roslyn,bartdesmet/roslyn,diryboy/roslyn,KevinRansom/roslyn,CyrusNajmabadi/roslyn,weltkante/roslyn,physhi/roslyn,weltkante/roslyn,jasonmalinowski/roslyn,dotnet/roslyn,dotnet/roslyn,diryboy/roslyn,shyamnamboodiripad/roslyn