* Add [WHO] Coward // Killer
* Add MTGO version of [UNF] "Name Sticker" Goblin
* Implement [WHO] Thijarian Witness
* Add NameStickerGoblinTest
* Fix Thijarian Witness, add tests (may need additional tests). Also adds a simple toString for MageObjectReference
* Don't spam the java garbage collector, add another test
* Replace non-ASCII characters in card text
* improve MOR toString
* Thijarian Witness fixed better, add AttackingBlockingWatcher in common
* cleanup from xenohedron's review
* Fix test, add warning not to use AttackingBlockingWatcher for static effects
* rename AttackingBlockingWatcher to AttackingBlockingDelayedWatcher to make it more obvious how it should be used, minor documentation changes
Simplify and rename Thijarian Witness Predicate
* add null checks
* new help window can be opened from a player panel;
* it collect and show all visible game hints from all players and all zones;
* it updates in real time on game update;
* allows to customize visible data;
* allows to open multiple windows (current limit is 5 windows, can be slow to render);
* allows to minimize opened windows;
* workable card popup on mouse move over card name or card id;
* filter modes:
* all - show hints from all players;
* player - show hints from single player;
* group mode:
* by hints - show same hints as one with all used cards;
* by cards - show full cards list with own hints;
* search mode:
* allows to filter card hints by player name, card name, card id or card hint;
* allows to search multiple words (equals to "or")
* current limitation:
* card popup shows a card instead a real object, e.g. miss card hints in it (relelated to game logs problem);
* unsupport of emblems, dungeons and other non card objects from a command zone;
* unsupport of revealed and library's top cards;
GUI - player's panel improves:
* added hints helper button;
* added player hithlight as possible target in choose dialogs;
* improved player name button in small mode;
* fixed wrong height in small mode;
Other fixes:
* game logs: added card popup support for logs with custom object name;
