Add quota support for LB and Listeners

This patch adds support for quota update of
Loadbalancers and Listeners.

Change-Id: I94c0e0898dff18fbadf1c24b5555dd497e9bf640
Closes-Bug: #1559027

neutronclient/neutron/v2_0/quota.py

@@ -184,6 +184,12 @@ class UpdateQuota(neutronV20.NeutronCommand, show.ShowOne):
         parser.add_argument(
             '--health-monitor', metavar='health_monitors',
             help=_('The limit of health monitors.'))
+        parser.add_argument(
+            '--loadbalancer', metavar='loadbalancers',
+            help=_('The limit of load balancers.'))
+        parser.add_argument(
+            '--listener', metavar='listeners',
+            help=_('The limit of listeners.'))
         parser.add_argument(
             'pos_tenant_id',
             help=argparse.SUPPRESS, nargs='?')
@@ -203,7 +209,8 @@ class UpdateQuota(neutronV20.NeutronCommand, show.ShowOne):
         quota = {}
         for resource in ('network', 'subnet', 'port', 'router', 'floatingip',
                          'security_group', 'security_group_rule',
-                         'vip', 'pool', 'member', 'health_monitor'):
+                         'vip', 'pool', 'member', 'health_monitor',
+                         'loadbalancer', 'listener'):
             if getattr(parsed_args, resource):
                 quota[resource] = self._validate_int(
                     resource,

releasenotes/notes/quota-update-for-LB-b21e7bc9e4a10f3e.yaml

@@ -0,0 +1,4 @@
+---
+features:
+   - |
+     Quota of Loadbalancers and listeners can now be updated.