refs #24 delete backup file
refs #24 add 'acts_as_paranoid' to model
refs #24 'rails generate migration AddOmniToUsers uid:integer provider name screen_name password'
Merge branch 'master' of https://github.com/kaekasui/room
Merge branch 'develop' of https://github.com/kaekasui/room into develop
refs #6 add 'acts_as_paranoid' to tracker table