Log Message:
Changes 3.4.4:
* Fixed a bug in which cancelling the publishing dialog wasn't respected.
* Fixed a bug causing post-login redirection to an incorrect URL on \ 
single-language sites.
* Changed the signature for internal ``cms.plugin_base.CMSPluginBase`` methods \ 
``get_child_classes``
  and ``get_parent_classes`` to take an optional ``instance`` parameter.
* Fixed an error when retrieving placeholder label from configuration.
* Fixed a bug which caused certain translations to display double-escaped text \ 
in the page
  list admin view.
* Adjusted the toolbar JavaScript template to escape values coming from the request.
* Added Dropdown class to toolbar items
* Replaced all custom markup on the ``admin/cms/page/includes/fieldset.html`` \ 
template
  with an ``{% include %}`` call to Django's built-in ``fieldset.html`` template.
* Fixed a bug which prevented a page from being marked as dirty when a \ 
placeholder was cleared.
* Fixed an IntegrityError raised when publishing a page with no public version \ 
and whose publisher
  state was pending.
* Fixed an issue with JavaScript not being able to determine correct path to the \ 
async bundle
* Fixed a ``DoesNotExist`` database error raised when moving a page marked as \ 
published, but whose public
  translation did not exist.
* Fixed a bug in which the menu rendered nodes using the site session variable \ 
(set in the admin),
  instead of the current request site.
* Fixed a race condition bug in which the database cache keys were deleted \ 
without syncing with the
  cache server, and as a result old menu items would continue to be displayed.
* Fixed a 404 raised when using the ``Delete`` button for a Page or Title \ 
extension on Django >= 1.9
* Added "How to serve multiple languages" section to documentation
* Fixed a performance issue with nested pages when using the ``inherit`` flag on \ 
the ``{% placeholder %}`` tag.
* Removed the internal ``reset_to_public`` page method in favour of the \ 
``revert_to_live`` method.
* Fixed a bug in which the placeholder cache was not consistently cleared when a \ 
page was published.
* Enhanced the plugin menu to not show plugins the user does not have permission \ 
to add.
* Fixed a regression which prevented users from setting a redirect to the homepage.