* Rework AsThoughEffect
* some cleanup of MageIdentifer
* refactor ActivationStatus
* fix bolas's citadel
* fix a couple of the Alternative Cost being applied too broadly.
* fix Risen Executioneer
* allow cancellation of AsThough choice.
* fix One with the Multiverse
* cleanup cards needing their own MageIdentifier
* last couple of fixes
* apply reviews for cleaner code.
* some more cleanup
* ConditionalAsThoughEffect - improved support with target effects (see comments from e6e802033b);
* TargetCardInLibrary - added additional checks on wrong usage (must be used inside effects only, not as ability's target);
* PlayFromNotOwnHandZone - fixed wrong playable mark on battlefield's permanents (AI related too);
* AsThough: added documentation about code usage and restrictions;
* AsThough: added additional checks for correct usage;
* AsThough: simplified some code;
* PlayFromNotOwnHandZoneTargetEffect - added permanents support as targets;
* Release to the Wind - fixed that it can't cast exiled cards (#7415, #7416);
* Test framework: fixed that checkExileCount checking card's owner;
* GUI: fixed typo in Trample card icons;
