Erwan

- Minor tweaks in the hope to fix some Valgrind error logs

projects/mtg/src/CardDescriptor.cpp

@@ -7,7 +7,9 @@ CardDescriptor::CardDescriptor(): MTGCardInstance(){
 }
 
 int CardDescriptor::init(){
-  return MTGCardInstance::init();
+  int result = MTGCardInstance::init();
+  initAttackersDefensers();
+  return result;
 }
 
 MTGCardInstance * CardDescriptor::match_or(MTGCardInstance * card){

projects/mtg/src/ManaCost.cpp

@@ -185,6 +185,7 @@ int ManaCost::add(int color, int value){
 }
 
 int ManaCost::add(ManaCost * _cost){
+  if(!_cost) return 0;
   for (int i=0; i< MTG_NB_COLORS; i++){
     cost[i]+= _cost->getCost(i);
   }