Revert "VC 就连多字符串的支持都要故意引入不兼容性， 真操蛋"

This reverts commit dfeac0d72aca77864ad0542efac62650bc42d737.
Revert "stupid VC2005+ workarroud"

This reverts commit 4c4819347698c1c913dcd8882d0210408ba92b88.
remove VC support