BOT work

Added BOT logging damage/heals to owner
Added BOT message to owner for harmony fails
Made var Critical global to remove duplicate crit messages
Added a NULL check to Mob:GetCleanname()

zone/main.cpp

@@ -87,6 +87,7 @@ volatile bool RunLoops = true;
 #endif
 
 extern volatile bool is_zone_loaded;
+extern bool Critical = false;
 
 EntityList entity_list;
 WorldServer worldserver;