- (editor) entities can be rotated
- (editor) asteroids get a random angular velocity
- (editor) level title and author can be specified
- (editor) editor can only be quit when clicking the 'X' button
- (game) smaller asteroids have similar velocities as the previous bigger ones
- when one defines DECL_ENUM_LAST it is possible to check whether a string for
a give enum exists
- making sure ships are alive when they are spawned
- added warning concerning QueueEvent and TriggerEvent (one shall avoid the
latter)