Delete useless files.
Implement rule caching.
Add quickie rule fallback.
Add function to test whether a user is in jail.
Add function to put the user in jail.
Add function to move the user.
Refactor getSpaceIdsIn{,Same}Group (more descriptive).
Fix unbound parameter.
Add function to get the space ids in a given group.
Add whoseturn column to game database.
Add whoseturn column to game database.
Add function to determine whose turn it is.
Add function to set whose turn it is.
Add sequence column to c_user_game.
Remove whoseturn column from game.

There are better ways to implement turns.
Add database function to increment the turn.
Add function to rotate the turn.
Add hacky function to set whose turn it is.
Fix turn get/set.

Now uses the new method of sequencing.
Implement more game logic

* Doubles-induced jail
* Split off controller functionality
* User turn rotation