* replaced blocking/blocked by predicates
* added test for knight of dusk (currently fails)
* added source parameter to filters and everything else that needs it
* some changes to various predicates
* test fix
* small changes to filter code
* merge fix
* fixed a test failure
* small change to Karn, Scion of Urza
* removed sourceId from filter methods and other similar places
* added new getobject method to fix some test failures
* a few more fixes
* fixed merge conflicts
* merge fix
* refactor all instances of getRule in triggered abilities using new getTriggerPrefix method
* updated triggered ability rules generation
* renamed method
* fixed a test failure
* some more refactoring
* simplified some instances of ability word usage
* [AFR] Implemented Druid Class
* [AFR] Implemented Wizard Class
* [AFR] Implemented Cleric Class
* [AFR] Implemented Fighter Class
* reworked class ability implementation
* fixed an error with setting class level
* small reworking of class triggers
* added class level hint
* added tests
* small change
* added common class for reminder text
* EnthrallingHold
* ArchfiendsVessel
* ConspicuousSnoop
* HoodedBlightfang
* commit set updates
* fix text
* fix Archfiend's Vessel cast from graveyard trigger and Enthralling Hold text
