[Shadows In Rain]

Originally Posted by jim_yang if you want your plugins compiled only in windows, you can use stl, if you want them to be compiled in both win and linux, use the library amxx supplied.

LOLWUT? STL is part of C++ standart library. It comes with almost compilers.

http://en.wikipedia.org/wiki/Standard_Template_Library
http://en.wikipedia.org/wiki/C%2B%2B_Standard_Library
http://en.wikipedia.org/wiki/Core_language

Also, files with extension ".h" are deprecated, use files without ".h" (read links):
#include <string>
#include <vector>