refactor users model and create temporary password notification
removing old specs, now all users must have an email
Fix Isuue# 182 :Strange tags at the top of each page
downgrade rails version #changelog [Fix #54795616]
fix encoding problems with notifications
Merge pull request #186 from mamadoutoure/master

Fix Isuue# 182 :Strange tags at the top of each page
update notification text
update notification text again
Merge pull request #193 from catarse/refactor_users

Refactor users
Merge branch 'master' of github.com:catarse/catarse into refactor_js