Run the integration tests headlessly
Run the integration tests headlessly

This will make it easier to run them on the gate.

Change-Id: I0cd4d440687c63220ea3f794756adb441a10fa8d
Closes-Bug: #1355186

doug-fish/horizon,froyobin/horizon,doug-fish/horizon,redhat-cip/horizon,agileblaze/OpenStackTwoFactorAuthentication,philoniare/horizon,orbitfp7/horizon,anthonydillon/horizon,endorphinl/horizon,newrocknj/horizon,takeshineshiro/horizon,idjaw/horizon,Solinea/horizon,promptworks/horizon,vladryk/horizon,gerrive/horizon,takeshineshiro/horizon,mrunge/horizon_lib,philoniare/horizon,coreycb/horizon,wolverineav/horizon,maestro-hybrid-cloud/horizon,openstack/horizon,dan1/horizon-proto,mrunge/horizon,karthik-suresh/horizon,wolverineav/horizon,ging/horizon,promptworks/horizon,nvoron23/avos,Hodorable/0602,yjxtogo/horizon,icloudrnd/automation_tools,FNST-OpenStack/horizon,promptworks/horizon,saydulk/horizon,idjaw/horizon,endorphinl/horizon,VaneCloud/horizon,NeCTAR-RC/horizon,Tesora/tesora-horizon,mdavid/horizon,mrunge/openstack_horizon,bigswitch/horizon,philoniare/horizon,CiscoSystems/avos,mandeepdhami/horizon,watonyweng/horizon,BiznetGIO/horizon,orbitfp7/horizon,BiznetGIO/horizon,blueboxgroup/horizon,orbitfp7/horizon,damien-dg/horizon,Hodorable/0602,ChameleonCloud/horizon,endorphinl/horizon-fork,NeCTAR-RC/horizon,RudoCris/horizon,RudoCris/horizon,maestro-hybrid-cloud/horizon,mdavid/horizon,noironetworks/horizon,luhanhan/horizon,Daniex/horizon,endorphinl/horizon-fork,gerrive/horizon,Dark-Hacker/horizon,icloudrnd/automation_tools,pranavtendolkr/horizon,tqtran7/horizon,CiscoSystems/avos,wangxiangyu/horizon,bigswitch/horizon,zouyapeng/horizon,xinwu/horizon,liyitest/rr,luhanhan/horizon,noironetworks/horizon,gerrive/horizon,django-leonardo/horizon,tellesnobrega/horizon,zouyapeng/horizon,django-leonardo/horizon,flochaz/horizon,saydulk/horizon,idjaw/horizon,tellesnobrega/horizon,Dark-Hacker/horizon,dan1/horizon-x509,wolverineav/horizon,redhat-openstack/horizon,liyitest/rr,newrocknj/horizon,endorphinl/horizon-fork,henaras/horizon,vladryk/horizon,luhanhan/horizon,noironetworks/horizon,henaras/horizon,henaras/horizon,promptworks/horizon,j4/horizon,zouyapeng/horizon,Mirantis/mos-horizon,yeming233/horizon,Hodorable/0602,davidcusatis/horizon,yjxtogo/horizon,NCI-Cloud/horizon,xinwu/horizon,luhanhan/horizon,j4/horizon,kfox1111/horizon,VaneCloud/horizon,flochaz/horizon,CiscoSystems/horizon,vladryk/horizon,noironetworks/horizon,agileblaze/OpenStackTwoFactorAuthentication,xme1226/horizon,mandeepdhami/horizon,watonyweng/horizon,damien-dg/horizon,Daniex/horizon,doug-fish/horizon,redhat-openstack/horizon,Metaswitch/horizon,coreycb/horizon,mrunge/openstack_horizon,anthonydillon/horizon,django-leonardo/horizon,zouyapeng/horizon,bigswitch/horizon,CiscoSystems/horizon,openstack/horizon,ging/horizon,pranavtendolkr/horizon,anthonydillon/horizon,mandeepdhami/horizon,bac/horizon,xinwu/horizon,maestro-hybrid-cloud/horizon,bigswitch/horizon,xme1226/horizon,kfox1111/horizon,Solinea/horizon,dan1/horizon-x509,pranavtendolkr/horizon,karthik-suresh/horizon,karthik-suresh/horizon,davidcusatis/horizon,Daniex/horizon,Dark-Hacker/horizon,BiznetGIO/horizon,Metaswitch/horizon,tsufiev/horizon,tellesnobrega/horizon,Hodorable/0602,eayunstack/horizon,flochaz/horizon,newrocknj/horizon,BiznetGIO/horizon,yeming233/horizon,mandeepdhami/horizon,flochaz/horizon,wolverineav/horizon,mrunge/horizon_lib,j4/horizon,yjxtogo/horizon,openstack/horizon,sandvine/horizon,ChameleonCloud/horizon,dan1/horizon-x509,watonyweng/horizon,mrunge/horizon,mrunge/horizon,redhat-cip/horizon,agileblaze/OpenStackTwoFactorAuthentication,FNST-OpenStack/horizon,FNST-OpenStack/horizon,Mirantis/mos-horizon,NCI-Cloud/horizon,dan1/horizon-x509,nvoron23/avos,bac/horizon,watonyweng/horizon,redhat-openstack/horizon,redhat-openstack/horizon,pranavtendolkr/horizon,Tesora/tesora-horizon,mrunge/horizon_lib,VaneCloud/horizon,CiscoSystems/horizon,dan1/horizon-proto,NeCTAR-RC/horizon,yeming233/horizon,endorphinl/horizon,bac/horizon,kfox1111/horizon,wangxiangyu/horizon,nvoron23/avos,henaras/horizon,karthik-suresh/horizon,tqtran7/horizon,kfox1111/horizon,tsufiev/horizon,tqtran7/horizon,dan1/horizon-proto,saydulk/horizon,tsufiev/horizon,newrocknj/horizon,django-leonardo/horizon,sandvine/horizon,Solinea/horizon,maestro-hybrid-cloud/horizon,FNST-OpenStack/horizon,froyobin/horizon,VaneCloud/horizon,damien-dg/horizon,tellesnobrega/horizon,orbitfp7/horizon,yeming233/horizon,redhat-cip/horizon,endorphinl/horizon,Tesora/tesora-horizon,RudoCris/horizon,anthonydillon/horizon,Daniex/horizon,NCI-Cloud/horizon,wangxiangyu/horizon,vladryk/horizon,CiscoSystems/avos,j4/horizon,yjxtogo/horizon,idjaw/horizon,Metaswitch/horizon,philoniare/horizon,ChameleonCloud/horizon,sandvine/horizon,blueboxgroup/horizon,davidcusatis/horizon,dan1/horizon-proto,Dark-Hacker/horizon,sandvine/horizon,redhat-cip/horizon,Metaswitch/horizon,takeshineshiro/horizon,bac/horizon,Tesora/tesora-horizon,izadorozhna/dashboard_integration_tests,coreycb/horizon,icloudrnd/automation_tools,endorphinl/horizon-fork,coreycb/horizon,xinwu/horizon,xme1226/horizon,wangxiangyu/horizon,NCI-Cloud/horizon,ging/horizon,damien-dg/horizon,saydulk/horizon,mdavid/horizon,gerrive/horizon,CiscoSystems/horizon,openstack/horizon,CiscoSystems/avos,nvoron23/avos,takeshineshiro/horizon,blueboxgroup/horizon,NeCTAR-RC/horizon,icloudrnd/automation_tools,RudoCris/horizon,Mirantis/mos-horizon,doug-fish/horizon,mdavid/horizon,davidcusatis/horizon,liyitest/rr,froyobin/horizon,Solinea/horizon,tsufiev/horizon,agileblaze/OpenStackTwoFactorAuthentication,izadorozhna/dashboard_integration_tests,ChameleonCloud/horizon,eayunstack/horizon,blueboxgroup/horizon,tqtran7/horizon,eayunstack/horizon,ging/horizon,mrunge/openstack_horizon,liyitest/rr,Mirantis/mos-horizon