Moved "reset damage on creatures at cleanup phase" outside of the engine and made it an ability. This is mostly because I need this for the mod I'm working on, but I hope it can be used by others

projects/mtg/include/AllAbilities.h

@@ -865,6 +865,15 @@ public:
 };
 
 
+class AAResetDamage: public ActivatedAbility
+{
+public:
+    AAResetDamage(int id, MTGCardInstance * source, MTGCardInstance * target, ManaCost * cost = NULL);
+    int resolve();
+    const char* getMenuText();
+    AAResetDamage * clone() const;
+};
+
 class AAFizzler: public ActivatedAbility
 {