- Replace vsprintf function in bg_lib.c with vsnprintf implementation started by Patrick Powell.

- Remove all calls to vsprintf in the engine and gamecode and replace them with calls to vsnprintf.

code/game/ai_main.c

@@ -99,7 +99,7 @@ void QDECL BotAI_Print(int type, char *fmt, ...) {
 	va_list ap;
 
 	va_start(ap, fmt);
-	vsprintf(str, fmt, ap);
+	Q_vsnprintf(str, sizeof(str), fmt, ap);
 	va_end(ap);
 
 	switch(type) {