Rename 'Hostil' to 'Hostile'

Credits to NoFantasy (Mangos)
Closes issue #411

--HG--
branch : trunk

src/game/Level2.cpp

@@ -3596,7 +3596,7 @@ bool ChatHandler::HandleCombatStopCommand(const char* args)
         return false;
 
     target->CombatStop();
-    target->getHostilRefManager().deleteReferences();
+    target->getHostileRefManager().deleteReferences();
     return true;
 }