Impemented combination creation
Merge branches 'catalog' and 'upload_management' of https://github.com/thelia/thelia into catalog

# By franck
# Via franck
* 'catalog' of https://github.com/thelia/thelia:
  Impemented combination creation

# By Manuel Raynaud (29) and others
# Via gmorel (6) and others
* 'upload_management' of https://github.com/thelia/thelia: (52 commits)
  Working : Upload image : Fix upload validation
  - Image format allowed - manual-reverse order on image loop
  Upload allow only for images
  Hide upload zone during upload
  Working : Upload image : Fix unit tests
  Working : Upload image : set product image form loaded via ajax, fix category, folder, content
  WIP : Upload image : set product image form loaded via ajax
  Setting tinymce
  Update uploader view Update image edit view
  Working : Upload management : on content
  Working : Upload management : on folder, category, product
  cache dataccessfunctions
  Working : Upload management : fix e.preventDefault in chrome and safari
  Working : Image management set on Category
  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
  ...

Conflicts:
	templates/admin/default/product-edit.html
Working : upload image : fix fallback and delete links on refresh
Working : upload image : fix return URL to images tab
WIP : upload document : add forms
Merge branch 'catalog' of https://github.com/thelia/thelia into upload_management

# By gmorel (3) and franck (1)
* 'catalog' of https://github.com/thelia/thelia:
  WIP : upload document : add forms
  Working : upload image : fix return URL to images tab
  Working : upload image : fix fallback and delete links on refresh
  Impemented combination creation
WIP : upload documents : add action, ctrl, event