Fixed StartGame.bat/.sh.
Included an argument for Graphics in IDrawer, because apparently the method is useless otherwise.
Improved IGui, IPlayer, made IPlayerController.
If the list is null, LanguageObject should now cancel further actions.
* It also now reports the file path instead of the language.
Implemented the Retention and Target annotations on Plugin.
Updated PlayerController, began to write the prefab GUI renderer.
Made a directory field in RealmsOfCaelum.