fixed gravatar_id api depreciation and authentication with omniauth
update hound and rubocop settings
fixed method missing error
Merge branch 'master' into fix-github-omniauth-and-api-issues
wiped out shitty specs, added update specs for testing sessions_controller
get rid of the hound
Merge pull request #36 from CWDG/fix-github-omniauth-and-api-issues

Fixed gravatar_id api depreciation and authentication with omniauth