Fix: typo (missing +)
Ruby style for app/controller/api
Ruby style for app/controllers/
Ruby style for app/helpers
Ruby style for app/controllers (mistake corrections)
Ruby style for app/models
Ruby style for app/ (mistakes correction)
Ruby style for test/functional
Ruby style, small corrections
Ruby style some modifications
Last ruby style files with test/unit
Merging with origin/master
Merge pull request #1095 from GhiGt/ruby-style

We tried to respect some directions of ruby style

See @bbatsov (https://github.com/bbatsov/ruby-style-guide)
Merge pull request #1086 from benjaminvialle/FixTypo

Fix: typo (missing +)