Add unique index on tokens.value.
Skip callbacks when updating last_login_on.
Use database LOWER instead of #downcase.
Makes autocomplete accept issue id with hash.
Code cleanup.
Add/remove issue watchers via the REST API (#6727).
Use POST instead of GET for logging out (#13022).
Adds test:ui to ci:build.
rake test aborts with ruby1.8.
Parse database.yml with erb (#13004).
