v2.2.0

Judgels server

New features

• Increase default subtask count from 10 to 12 (#499)
• Force problem filter selection when empty filter will make query very slow (#490)

Judgels client

New features

• Revamp navbar in preparation for wider content (#492, 244059c, b368064, #493)
• Revamp course sidebar and layout (#494, 0b59c6d, e8c9567)

Cleanup

• Remove hardcoded course info ("Free", "Ikatan Alumni TOKI") (#491)

Judgels grader

Bugfixes

• Ignore signal 13 from communicator process as well (#488)

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Full Changelog: v2.1.0...v2.2.0