Fix contest orbiter
Added model behaviour to the contest model
Jsonee string to integer autoconvert
Modelize problem
Modelize submission
Typo-fixes in state keeper
Few improvements in state keeper
Default values for acl
Fixes in acl module
Adopt model of contest to the model behaviour
Fix error in jsonee's merge
Add alias for acl field in session
Another one portion of rest_handler's fixes
Add contest to route table
Precedents change
Fixes in state keeper