remove UTIL and JA2 preprocessor definitions (#66)

UTIL is never used, and JA2 is always used. assumption being we'll never make 1.13 for Wizardry 8.

video2.h doesn't exist, which prevented me from deleting it.

Standard Gaming Platform/DEBUG.cpp

@@ -31,13 +31,11 @@
 	#include "debug.h"
 
 	//Kris addition
-	#ifdef JA2
 		#include "screenids.h"
 		#include "Sys Globals.h"
 		#include "jascreens.h"
 		#include "gameloop.h"
 		#include "input.h"
-	#endif
 
 	// CJC added
 	#ifndef _NO_DEBUG_TXT