Start devstack-trusty to ubuntu-trusty switch
Start devstack-trusty to ubuntu-trusty switch

The devstack-trusty images are deprecated and ubuntu-trusty should be
used instead. Begin the switch over for dsvm jobs with periodic and
stable side non voting type jobs.

Change-Id: Ice60fafb62c563bdd861a8f5af40fc76f44ca33e

Tesora/tesora-project-config,openstack-infra/project-config,dongwenjuan/project-config,Tesora/tesora-project-config,dongwenjuan/project-config,openstack-infra/project-config