Fixed issue with Cranial Plating.

Issue
	attach then equip: plating will give bonus to both creatures
Fix
	Changed "attach" to "retarget target(creature|mybattlefield)"
	as this doesnot admit this bug
	Attach should become deprecated in future

projects/mtg/src/MTGAbility.cpp

@@ -2163,6 +2163,7 @@ MTGAbility * AbilityFactory::parseMagicLine(string s, int id, Spell * spell, MTG
         return NEW AEquip(observer, id, card);
     }
     
+    // TODO: deprecate this ability in favor of retarget
     //Equipment (attach)
     found = s.find("attach");
     if (found != string::npos)