Removed the this is a test message
Recreated all controllers, views and models with gii
Corrected the "class name" in the relations models.
Back to basic
Exclude the "runtime" folder from repo
Enabled default routing
Added the "edit the title of a question" feature
Fixed the redirect path in actionUpdate
Added some relations in the proposition model (rel to "question_groups" and to "surveys")
Added the "Edit the title of a proposition" functionnality
Added a feature to create a survey with a title and description
Added a feature to create a survey with a title and description
Added the "actionCreate" and "actionDelete" of the questionsController
removed application.log from git tracker
Added the functionnality to delete a question from a survey.
NOT COMPLETELY FINISHED ! I have to ask some questions to P. Hurni
Added the create question group feature

TODO: Get the survey ID automatically (see the create view)
TODO: Get the first available position (see the controller)
Merge remote-tracking branch 'origin/PouleRequestTesting' into dev
Improved the "beforeDelete()" function of Question model and corrected a comment
Define the questionGroup position automatically
Merge remote-tracking branch 'origin/PouleRequestTesting' into dev