cleanup and commenting code. Yay.
modified the tests to take into acount the changes in the model
added the maximum number of participants constraint in the entry creation function, and wrote the appropriate test
added the Player model to the administration page
cleaned up the player detail view. it was previously done with the entry model, the changes results in a lot of boilerplate code being unnecesary.
new unique_together constraint on the model
new integrity test on the Entry model