Make ContactsResource .handle_save() and .handle_update() to change group fields properly
Fixes from review
More fixes from review
Merge branch 'develop' into feature/issue-225-contactsresource-update-and-save-methods-need-to-handle-group-fields
Change 'map' to 'for c in coll: fn(x)' for new_contact() in ContactsResource tests
Set 'groups' to be a kwarg for new_contact() in ContactsResource tests
Merge branch 'feature/issue-225-contactsresource-update-and-save-methods-need-to-handle-group-fields' into develop