Use the User model from d-o-a
Use the User model from d-o-a

This patch moves us to explicitly using the replacement User
model from django-openstack-auth.

Change-Id: I558b9e0af3dd4c2029f1376cb9da08ef0bcc142e
Closes-Bug: 1491117
Depends-On: I86030706cc5d188c1537094657e90565f2ad8c05
sandvine/horizon,noironetworks/horizon,noironetworks/horizon,ChameleonCloud/horizon,ChameleonCloud/horizon,bigswitch/horizon,maestro-hybrid-cloud/horizon,anthonydillon/horizon,gerrive/horizon,coreycb/horizon,wolverineav/horizon,BiznetGIO/horizon,bigswitch/horizon,gerrive/horizon,NeCTAR-RC/horizon,redhat-cip/horizon,philoniare/horizon,django-leonardo/horizon,philoniare/horizon,bigswitch/horizon,dan1/horizon-x509,django-leonardo/horizon,wolverineav/horizon,Mirantis/mos-horizon,sandvine/horizon,bac/horizon,Tesora/tesora-horizon,Mirantis/mos-horizon,openstack/horizon,openstack/horizon,openstack/horizon,redhat-openstack/horizon,dan1/horizon-x509,davidcusatis/horizon,yeming233/horizon,davidcusatis/horizon,BiznetGIO/horizon,NeCTAR-RC/horizon,coreycb/horizon,redhat-openstack/horizon,Tesora/tesora-horizon,maestro-hybrid-cloud/horizon,gerrive/horizon,wolverineav/horizon,redhat-openstack/horizon,Mirantis/mos-horizon,NeCTAR-RC/horizon,redhat-cip/horizon,coreycb/horizon,Mirantis/mos-horizon,philoniare/horizon,anthonydillon/horizon,wolverineav/horizon,ChameleonCloud/horizon,BiznetGIO/horizon,bac/horizon,django-leonardo/horizon,noironetworks/horizon,davidcusatis/horizon,yeming233/horizon,django-leonardo/horizon,ChameleonCloud/horizon,anthonydillon/horizon,maestro-hybrid-cloud/horizon,NeCTAR-RC/horizon,Tesora/tesora-horizon,maestro-hybrid-cloud/horizon,coreycb/horizon,yeming233/horizon,philoniare/horizon,BiznetGIO/horizon,bac/horizon,noironetworks/horizon,redhat-openstack/horizon,dan1/horizon-x509,Tesora/tesora-horizon,bac/horizon,redhat-cip/horizon,redhat-cip/horizon,bigswitch/horizon,yeming233/horizon,davidcusatis/horizon,sandvine/horizon,sandvine/horizon,openstack/horizon,anthonydillon/horizon,gerrive/horizon,dan1/horizon-x509