Removed manual setting of ?lang param in header links
Removed an invisible console.log from Xiti service (coucou @pirhoo <[:{)
Removed watcher of survey-element param in surveyElement directive
Refactored a bit Feedback service
Simplified handling of currentElement in ThematicCtrl
Diminished number of changes on elements attribute in UserPosition.PositionObject class
Merge branch 'develop' of github.com:jplusplus/arte-world-of-work into develop