+New submitter:
+- Checking of contest time (and per-contestant exceptions)
+- Keeping history and pruning status files
+- Remember hashes
+- multiple IP ranges per Access rule
+- contest: override failed check
+- contest: local history
+- contest: task status cache
+- utilitka, kterou si po soutezi mohou vsichni pretestovat na souteznich datech
+- per-task setting of maximum submission size