Gitlab does not use gitolite anymore.

Abilities added to /user and /sign_in requests

Fix timeout error while showing the network graph.

Fix failure of cheking a merge request after conflict.

Result of misspellings run.

Most of these are comments but a few are strings for users.

Might be an idea to run this from time to time:
https://github.com/lyda/misspell-check

It runs mostly clean now.