updated for version 7.3.034

Problem:    Win32: may be loading .dll from the wrong directory.
Solution:   Go to the Vim executable directory when opening a library.

src/if_perl.xs

@@ -106,7 +106,7 @@ typedef int perl_key;
 #define close_dll dlclose
 #else
 #define PERL_PROC FARPROC
-#define load_dll LoadLibrary
+#define load_dll vimLoadLib
 #define symbol_from_dll GetProcAddress
 #define close_dll FreeLibrary
 #endif