[AFR] Implementing dungeon mechanic (ready for review) (#7937)

* added dungeon and dungeon room class

* [AFR] Implemented Tomb of Annihilation

* [AFR] Implemented Shortcut Seeker

* [AFR] Implemented Gloom Stalker

* [AFR] Implemented Nadaar, Selfless Paladin

* added room triggers

* added more venturing code, currently untested

* fixed error

* moved venture into dungeon from player class to game class

* removed unnecessary sourceobject from dungeon

* fixed npe error

* added dungeon completion

* fixed concurrent modification exception

* added logging

* added proper copy methods

* added views

* updated room text generation

* added some missing code

* finished implementing CompletedDungeonCondition

* [AFR] Implemented Ellywick Tumblestrum

* [AFR] Implemented Lost Mine of Phandelver

* added choice dialog for dungeons

* [AFR] Implemented Dungeon of the Mad Mage

* small text fix

* added initial dungeon test

* [AFR] Implemented Cloister Gargoyle

* [AFR] Implemented Dungeon Crawler

* small text change for dungeon rooms

* added more tests

* some simplification to dungeon props

* updated testing helper functions

* added currently failing test for venturing on separate steps and turns

* added tests for dungeon completion

* fixed missing trigger visual and dungeons not persisting through turns

* some text updates

* added rollback test

* added a test for multiple dungeons at once

* added one more condition test

Mage/src/main/java/mage/players/PlayerImpl.java

@@ -4726,5 +4726,4 @@ public abstract class PlayerImpl implements Player, Serializable {
     public String toString() {
         return getName() + " (" + super.getClass().getSimpleName() + ")";
     }
-
 }