Merge branch 'coupon' of https://github.com/thelia/thelia into coupon

# By Manuel Raynaud (80) and others
# Via Etienne Roudeix (18) and others
* 'coupon' of https://github.com/thelia/thelia: (179 commits)
  Working : coupon creation : Fix js
  Working : coupon creation : add default rule (thelia.constraint.rule.available_for_everyone)
  order tests
  action order tests
  cache dataccessfunctions
  order action test
  fire event on insert content in createmethod
  fix issue, default foler is set on content creation
  allow to create new content
  update default param of content model
  create content listener for crud management
  dispatch event in pre/post crud method for content model
  display content modification page
  create contentUpdateEvent
  create contentCreateEvent
  create ContentEvent
  create contentModificationForm
  create content controller
  change folder_id parm by parent in list folder view
  use placeholder in folder update route
  ...
WIP : Refactor contraint/rule becomes conditions (more generic)
WIP : Refactor contraint/rule becomes conditions (more generic)
WIP : Refactor contraint/rule becomes conditions (more generic)