updated gems tests passing except for the ones depending on selenium
updated rspec-rails and moved request tests to feature
removed project mailer
fixed specs replacing Configuration by ::Configuration constant
removed memoist and fixed more specs
updated factorygirl
fixed conflicts and removed gems.github from sources
moved all functionality of require_login and require_admin to cancan. Renamed projects/backers methods review and thank_you to create and show respectively. Refactored lots of stuff. All controller tests green. Still need to fix features specs
fixed ability spec
Merge branch 'master' of github.com:danielweinmann/catarse into refactor_users
fixed specs, all green. refactored detect_locale and replace_locale into set_locale
added some missing translations to devise
Merge branch 'master' of github.com:danielweinmann/catarse into refactor_users
Merge branch 'master' into refactor_users