Replace all South migrations with NEW Django 1.7 migrations. Requires an installation be NEW or be UPGRADED to Paglets 0.8.0 and these faked.
Drop use of deprecated jquery live(); Load pluggable editor JS in the admin;
Update README with a note about versions before Django 1.7
Removing django-tagging depedency
Moved taggit+selectable integration into pagelets. Non-optional.
Adding migration for taggit tags field
Adding migration for taggit tags field (attempt #2)
Move base_templates choices from the model to the form
Move Pagelet.type choices from the model to the form
Move area field validation from model to form
Move content area default out of models.py, add new deps to test runner, drop django 1.3 and 1.4 test running.
Improve tox setup to run tests more reliably, but they still do not run properly for 1.7 environments.
Move all settings that can be configured for pagelets into pagelets.conf
move selectable lookup to its own module
Make sure both Add Pagelet links on an empty page are correct. Fix admin pagelet creation with pagelet ownership.
Models support __str__ for python 3
Changes to make working with pagelet editing simpler

- Added slug to pagelets admin list
- Better names for slugless, wordless shared pagelets
- Removed pagelet preview's edit form and replaced with a simpler back
  button.
Provide a fake unicode() for Python 3
Django 1.7 changes to admin inline/formsets require our over-ridden version now also handle deletions because we were avoiding that code path.
More descriptiong labels for pagelets without text contents.