Django-fiber

------------------

* updated Django REST Framework to 2.1.17
* updated requirements
* Pillow 1.7.8
* Django MPTT 0.5.5
* Django compressor 1.2
* Django REST Framework 2.1.17
* Django 1.5 compatibility fixes
* added meta_description field to Page
* added has_visible_children method to Page
* improved file deletion for multiple storage backends

------------------

* Enhancement: Ported to REST Framework. **Note:** projects with local REST Framework 0.3.X or 0.3.4
dependencies will break.
* Enhancements: Updated README file and added this changelog.

--------------------

* Security-Bugfix: Changed permission check in API from IsAuthenticated to IsAdminUser

------------------

* Enhancement: Title fields of pages are now required. Solves inconsistent behaviour in the UI.

---

Older changes not documented. Refer to the git log for details.