Per Brian, added support for deleting a contributor association on a publication

gcis_clients/gcis_client.py

@@ -502,11 +502,7 @@ class GcisClient(object):
         url = '{b}/report/{rpt}/chapter/{chp}/figure/contributors/{fig}'.format(b=self.base_url, rpt=report_id, chp=chapter_id, fig=figure_id)
 
         data = {
-            'delete': {
-                'role': contrib.role.type_id,
-                'organization_identifier': contrib.organization.identifier,
-                'person_id': contrib.person.identifier
-            }
+            'delete_contributor': contrib.id
         }
 
         return self.s.post(url, data=json.dumps(data), verify=False)
@@ -581,4 +577,4 @@ class GcisClient(object):
             return [re.match(r'\[.+\] \{(.+)\} (.*)', r).groups() for r in resp.json()]
             # return resp.json()
         else:
-            raise Exception(resp.text)
\ No newline at end of file
+            raise Exception(resp.text)