http://blogs.msdn.com/b/somasegar/archive/2012/08/01/visual-studio-2012-and-net-4-5-complete.aspx
ʂ̃TCgɃWv悤ƂĂ܂BXΏL̃NNbNĂ
UPLIFTōLȂő̌܂傤IKȉ{Ct܂I