Bugfixes
~~~~~~~~

- Fixed the `bug <https://github.com/openwisp/openwisp-controller/issues/334>`_
  that prevented users from adding/editing access credentials.

Changes
~~~~~~~

- Increased `django-x509 <https://github.com/openwisp/django-x509#django-x509>`_
  version to 0.9.2
- Increased `django-flat-json-widget <https://github.com/openwisp/django-flat-json-widget#django-flat-json-widget>`_
  version to 0.1.2
- Changed the `preview` button colors for better readability
- Added *help text* for *device name* field