Removes deaths and time as separate game-modes, and instead always tracks records.
Adds two proper game-modes. One inverts the player's controls, and the other randomly inverts the player's controls every 7 seconds.
Saves cleared status and records for each game-mode separately
Only allows 0-1 for the horizontal velocity
Requires arenas in arena groups to be cleared in sequence on all game-modes, not just the default one.
Uses a player entry state to store and restore a player's state such as game-mode and fly-mode.
Removes the restriction of fly mode and game-mode, and sets all arena players to adventure mode.
Force-quits all sessions when exiting the plugin.
Prevents usage of any commands other than the leave command when playing in an arena.
