Username length is now minimum 20
Add Google Oauth2 authenticator. The current Google OpenID authentication has been deprecated by Google and will NOT work for any new websites.
* Increase pool size to allow for a few extra bg threads in sidekiq
Annotate models
BUGFIX: improve error messages for invalid API keys
BUGFIX: don't track last seen for message bus
FIX broken spec
Add link to google config instructions. Fix dashboard warning for google oauth2.
FIX: new sites would get enable_google_logins true, should be false now
Merge remote-tracking branch 'upstream/master'