Delete groups when they do not exist in the perm_spec.
Remove the groups m2m field from resource base and clean up the group detail page.
Remove the add_layers/add_maps functionality from the groups app.
Remove the crispy-forms dependency.
Improvements to the group update and create views.
Add the Groups list view and tie it into geocode.search.
Include static file changes.
Improvements to the group list view.
Add the last_modified column to the group_test_data fixture.
Fix typo causing group detail context to be saved as a tuple.
Add the group remove route.
Remove hardcoded slug from the groups list item template.
Fix for failing tests.
Minimal implementation of group membership management