Fixes opps base View init
Merge pull request #354 from mauler/master

Fixes opps View class for class based views
Fixes bug when submiting container form

This bug happens when you submit container form on admin without
filling the slug or channel field.
Merge pull request #356 from mauler/bugfix-containerform

Fixes bug when submiting container form
added @campusparty Opps sponsor
Merge branch 'master' of github.com:opps/opps

* 'master' of github.com:opps/opps:
  Fixes bug when submiting container form
  Fixes opps base View init
  Fixes opps View class for class based views
  Revert "Adds OPPS_CHANNEL_LAYOUT configuration"
  Fixes typo
  Adds OPPS_CHANNEL_LAYOUT configuration
Upgrade Django version to 1.5.9 Security releases issued
https://www.djangoproject.com/weblog/2014/aug/20/security/
Adds grappelli autocomplete support
Fixes typo
Removes unecessary print
Adds helper to ContainerBox model

Without this help to create a simple containerbox you need to use
second template (via include) to list the queryset objects or
the chosen objects. (Check slider-home.html on the core project)
Merge pull request #359 from mauler/master

Small code changes
Merge pull request #358 from mauler/improvement-containerbox-helper

Adds helper to ContainerBox model
Merge pull request #357 from mauler/improvement-channel-autocomplete

Adds grappelli autocomplete support
Adds OPPS_MENU_ONLY_WITH_PUBLISHED_CONTAINERS