Merge branch 'composer/release/openid'
Fixbug: twig fails if no chapter defined
add repo for Lesson URL from clarolineCoreBundle
Changed Mooc Controller Call
fix 404 on chapter deleted
Redirect User on Mooc start page instead of showing a blank page (AccessDeniedException not catched)
Link forum widget to current session
Fix crash when no session in lesson
Fix crash when no session...
Fix previous / next chapters in lesson when on a tablet
Fixbug on auto collapse
Merge branch 'develop' into release/candidate

* develop:
  Fixbug on auto collapse
Merge branch 'release/candidate'

* release/candidate:
  Fixbug on auto collapse
  Fix previous / next chapters in lesson when on a tablet
  Fix crash when no session...
  Fix crash when no session in lesson
  Link forum widget to current session
  Redirect User on Mooc start page instead of showing a blank page (AccessDeniedException not catched)
  fix 404 on chapter deleted
  Changed Mooc Controller Call
  add repo for Lesson URL from clarolineCoreBundle
  Fixbug: twig fails if no chapter defined