Update 62.10 - On Empower & more — Cardeneer Steam update #649144

Added ability trigger: On Empower: Triggers when gaining an ability. Added ability trigger: On Depower: Triggers when loosing an ability. Added ability trigger: On Stack: Triggers when gaining stacks. Added ability trigger: On Unstack: Triggers when loosing stacks. Added ability trigger: On Retaliate: Triggers when attacking back. Added ability condition: If this an odd|even turn|round. Added ability effect: Remove " ." Added ability: Thorns, Excess damage when defending is dealt to enemy player. Added ability: Ranged Retaliation. Added ability: Retaliates. (for use when retaliate is turned of in rules) Attack now only activates if attacker is alive and on field. Challenge editor: Added starting player. Challenge editor: Added AI difficulty. Ability editor: Info button now blinks if it has not been opened before. Fix issue with saving decks. Fix issue with abilities.