Update to 2.5.0
Features
* Have ci-status also query Checks API
Fixes
* Do not pass '--cmd' to vi editor to ensure compatibility with older vi
* Simplify cherry-picking commits from pull request URLs
* Allow single-character branches/tag names in hub compare
* Fix hub compare for Enterprise when <USER> is specified
* Support remote add -t BRANCH argument
* Bash shell completion fixes for git 2.18
* Documentation fixes
Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>