Updated openstack/openstack
Project: openstack/heat  5387ab44dc09212e034a2672e9ac5c684095dcaf

Remove redundant method handle_get_attributes

All resources use _resolve_attribute method to resolve attribute
schema. Base neutron class contains confused method
handle_get_attributes that should be deleted.

Change-Id: I4651687acac83312a974b446623f4dd8fd0b746e