Added definition sources in admin interface

2.1.4

Added source model in admin

Fixed gemet.rdf.gz

2.1.3

Fix typo and ending tag, refs #86320

Fallback to English when supergroup definition not available

2.1.2

Show groups in default language if not available in current

Usability fixes for search and language switcher

Merge pull request #55 from eea/fix_search

Fix search

First release of new GEMET based on Django

Merge pull request #54 from eea/fixes

Fix api link from webservice page