Longer default PYTHONPATH will find test, tkinter, and shared modules

in the build tree, when the current directory is the build tree root.

PC/config.h

@@ -68,7 +68,7 @@ you must define MS_NO_COREDLL (do not test this macro) */
 #else
 #define COMPILER "[MSC (Unknown)]"
 #endif
-#define PYTHONPATH ".\\lib;.\\lib\\win"
+#define PYTHONPATH ".\\lib;.\\lib\\win;\\lib\\test;\\lib\\tkinter;.\\vc40"
 typedef int pid_t;
 #define WORD_BIT 32
 #pragma warning(disable:4113)