add to incomplete: Warp World, non crashing, working version, except it does not
handle Auras
merge w/ magarena
add: Heroes' Podium
fix: Retrace viewer focus not jumping back to hand when discard event is about to happen. Now it does.
maybe fix: Issue 570
maybe fix: Issue 570
add: Deflection.
Issue: when the TargetFilters TargetType is Graveyard, it targets a card in
players Graveyard, which is an illegal target, result -> nothing happens.
Vice versa when TargetType is OpponentsGraveyard.
Issue: it does not have a reliable condition to check on singleTarget.
merge changes from landhotelwesterwald-magarena
add missing newline at end of file
each choice should enforce its own focus, it does not have to 'restore' the focus when it is done
play choice should focus viewer even if choice is made automatically for the player
simplify groovy code, use getCardsFromTop, remove checks