Revamped classes Pokemon, PBMove and PokemonMail

Data/Scripts/015_Items/002_PItem_ItemEffects.rb

@@ -1107,11 +1107,11 @@ ItemHandlers::UseOnPokemon.add(:ABILITYCAPSULE,proc { |item,pkmn,scene|
     scene.pbDisplay(_INTL("It won't have any effect."))
     next false
   end
-  newabil = (pkmn.abilityIndex+1)%2
+  newabil = (pkmn.ability_index + 1) % 2
   newabilname = GameData::Ability.get((newabil==0) ? abil1 : abil2).name
   if scene.pbConfirm(_INTL("Would you like to change {1}'s Ability to {2}?",
      pkmn.name,newabilname))
-    pkmn.setAbility(newabil)
+    pkmn.ability_index = newabil
     scene.pbRefresh
     scene.pbDisplay(_INTL("{1}'s Ability changed to {2}!",pkmn.name,newabilname))
     next true