Configuration not extends FileConfiguration, and has been cleaned up significantly.
Fixed issue where the config option to disable non za commands in game disabled all commands.
Fixed issue where using /za alive or /za session while the game was empty caused an internal error.
Fixed issue where health was calculated incorrectly.
Made apocalypse less apocalyptic.
Cleaned up GameHandler, WaveHandler, and LevelVoter classes.
Updated resources.
Add config option to disable starting the next wave if an entity is thought to be stuck.
Updated version to 0.7.3.