allow update content position number
allow to load jquery offline
toofle content visibility
allow to delete content
Merge branch 'content'
Merge branches 'coupon' and 'master' of https://github.com/thelia/thelia into coupon

* 'coupon' of https://github.com/thelia/thelia:

# By Manuel Raynaud
# Via Manuel Raynaud
* 'master' of https://github.com/thelia/thelia:
  allow to delete content
  toofle content visibility
  allow to load jquery offline
  allow update content position number