Updated openstack/openstack
Project: openstack/neutron  341aa2344033171033cc44d71cd37eca1dc39aad

Initialize RpcProxy objects correctly

RpcProxy class is used as base in classes with multiple inheritance
(ex. MeteringAgent). To initialize objects of such classes correctly
every constructor should call its base constructor via super().__init__()

Closes bug 1332788

Change-Id: I00ef804b6ee6c73dec3e177202bb85311e3e2b10