Erwan

- Updated Parser mechanism. Right now this doesn't change functionalities much, but should be more readable, and make it easier to code some new abilities in the future
- Fixed regenerate, broken with r532
- Death Ward now works
- I think "&&" now works with all abilities, needs to be tested...

projects/mtg/include/Blocker.h

@@ -27,6 +27,7 @@ class UntapBlocker : public MTGAbility {
   ~UntapBlocker();
   virtual void Update(float dt);
   virtual int destroy();
+  virtual UntapBlocker * clone() const;
 };