client: support for deleting clients

Delete a client with command:

 $ ogcli delete client --ip 1.2.3.4

cli/cli.py

@@ -197,7 +197,7 @@ class OgCLI():
             OgImage.update_image(self.rest, args[1:])
 
     def delete(self, args):
-        choices = ['server', 'center', 'room']
+        choices = ['server', 'center', 'room', 'client']
         parser = argparse.ArgumentParser(prog='ogcli delete')
         parser.add_argument('delete_obj', choices=choices)
 
@@ -213,6 +213,8 @@ class OgCLI():
             OgCenter.delete_center(self.rest, args[1:])
         elif parsed_args.delete_obj == 'room':
             OgRoom.delete_room(self.rest, args[1:])
+        elif parsed_args.delete_obj == 'client':
+            OgClient.delete_client(self.rest, args[1:])
 
     def add(self, args):
         choices = ['server', 'repo', 'center', 'room', 'client']

cli/objects/client.py

@@ -121,3 +121,17 @@ class OgClient():
             'livedir': 'ogLive'
         }
         rest.post('/client/add', payload=payload)
+
+    @staticmethod
+    def delete_client(rest, args):
+        parser = argparse.ArgumentParser(prog='ogcli delete client')
+        parser.add_argument('--ip',
+                            action='append',
+                            default=[],
+                            required=True,
+                            help='Client IP')
+        parsed_args = parser.parse_args(args)
+        payload = {
+            'clients': parsed_args.ip,
+        }
+        rest.post('/client/delete', payload=payload)