[feature/gravatar] Add custom image management, default gravatar, fix courses access rights homepage
[feature/clean-slugs] Add user slug management
[feature/clean-slugs] Add full slug management for users and courses
[feature/clean-slugs] French translation on url models
[GLOBAL] Ignore database.yml file
[GLOBAL] Ignore database.yml file
[feature/user-participation] add participation button on courses
[feature/clean-slugs] Add validation presence for user_name
Merge branch 'feature/clean-slugs' of https://github.com/Pygocentrus/ruby-project into feature/clean-slugs
Merge branch 'dev' of https://github.com/Pygocentrus/ruby-project into feature/user-participation
[feature/user-participation] Add full participation and cancel management
[feature/user-participation] Add user courses seen and created list on profile
[feature/user-participation] Add participants list on course single page
new hp, autocomplete static, httprequest
[feature/integration] new hp, autocomplete static, httprequest
[feature/first-release-ruby-work] merge and fix feature/integration