Barbeque

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

* Add default floppyforms templates
* Fix compatibility bug with OpenPyXL (for exporter module)

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

* Add python-dateutil to intall dependencies, required by barbeque.validators

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

* WARNING: create_error_pages is deprectated. Use render_static_templates instead.
* Add render_static_templates command to render templates as static files

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

* WARNING: barbeque.forms was moved to barbeque.forms.mixins - update your imports!
* Refactor UploadToPath to be deconstructable for Django migrations
* Add new mixin for floppyforms.Form to have another render helper (as_div)
* Add FieldsetRenderer to allow rendering of partial forms
* Add cms toolbar baseclass to easily insert title extensions to page menu
* Add template tag to fetch a title extension instance for a cms page
* FilerFileField now sets blank=True if null=True and other way around
* Speed up tests

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

* Fix bug when compressor is not installed and Django tries to import buildcompress.

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

* Add module for handling staticfiles when working with docker