Add a UI to edit a list's header matches

Implement review suggestions

Raise Django version dependency to 1.8

Adapt to Mailman's issue 193

Heavy refactoring of test cases. No main code change.

Disable an assertion that is not possible on Django 1.6

Fix adding additional addresses ...

The added address was not verified. Also do some refactoring.

Add migration

Refactor AddressConfirmationProfile ...

* Remove the Manager since that can be implemented in the save() method
* Assign proper initial values for the model
* generate the activation_key using uuid4()
* Remove the 'feature' creating a duplicate profile updates the first.
  as this should be impossible. Tests exist to ensure we do that properly
* Update tests, remove the fixed activation_keys that were not used for anything

Fix for django 1.6

Update tests

Add migrations

Update ActivationProfiles instead of insisting on using old ones

Fix whitespace

Add cassette for new tests

Add tests for address activation

Check for duplicates when adding ConfirmationProfiles

Fix tapes

Add test for redirecting

Redirect after adding an email to an account

Update tapes

Adapt tests

Move adding addresses to the profile page ...

Fixes #79

Display message when user has no subscriptions ...

If user has no subscriptions, a proper message is displayed.
Changed the implementation of the previous commit by adding an if
statement in the template. Removed if statement from the user.py file.

Make sure only admins can delete domains

Center the pagination widget

Drop javascript for submitting form

Remove links in the action attribute of forms

Change render_to_response to render

Remove empty div