Change update frequency to a dropdown list based on ANZLIC

http://www.giconnections.vic.gov.au/content/docs/anzlic/chap4402.htm
Merge branch 'develop' of github.com:datagovau/ckanext-agls
Merge branch 'master' of https://github.com/datagovau/ckanext-agls

Conflicts:
	ckanext/agls/templates/package/snippets/package_basic_fields.html
Merge branch 'develop'
jurisdiction for org