Updated openstack/openstack
Project: openstack/tempest  3a2b13595706a174f7079a7cf512037d1970785d

Delete unused class Service

The base class 'Service' in tempest/__init__ seems not to be used any
longer due to various reworks in the code.

Change-Id: I491293e4adf8239f1426baa5432aad4f67001ac0