open checkpoint

Synopsis:

(open checkpoint)

Description:

Creates a snapshot of the current global state of the game, that can be reverted to by means of a rollback.

Contact: Fulvio Frapolli (fulvio . frapolli //at// unifr . ch), Amos Brocco (amos . brocco //at// unifr . ch)
* Remove spaces and replace //at// with @