remove excess appeals

Block creating appeals from Tor exit nodes (#445)

Feb 2021 Round 1 updates (#431)

+ cosmetic fix for onwiki table (coatrack fix)

Display UTRS version and bug report link on page footer (#393)

Improve navbar (#383)

Store users CentralAuth IDs to allow detecting renamed users (#356)

Appeal action refactor (#292)

Split appeal actions to a new controller (except replying, those are too different and will be handled separately) and add tests for them.