VS2013报错:error MSB8031: Building an MFC project for a non-Unicode character set is deprecated。. You must change the project property to Unicode or download an additional library.
添加Visual Studio支持多字节字符集的功能，安装Visual Studio后，解压文件，得到vc_mbcsmfc.exe文件， 双击vc_mbcsmfc.exe运行即可
