Add a simple test for the OS boot from volume api.
Add a simple test for the OS boot from volume api.

This would have detected lp:850305.

rickerc/nova_audit,hanlind/nova,NewpTone/stacklab-nova,adelina-t/nova,Francis-Liu/animated-broccoli,maheshp/novatest,yatinkumbhare/openstack-nova,bgxavier/nova,barnsnake351/nova,mahak/nova,cloudbase/nova,yosshy/nova,zhimin711/nova,sridevikoushik31/openstack,russellb/nova,adelina-t/nova,affo/nova,JioCloud/nova,thomasem/nova,whitepages/nova,usc-isi/extra-specs,alaski/nova,leilihh/novaha,devendermishrajio/nova,fnordahl/nova,double12gzh/nova,russellb/nova,redhat-openstack/nova,apporc/nova,Francis-Liu/animated-broccoli,alaski/nova,akash1808/nova,BeyondTheClouds/nova,Triv90/Nova,cloudbau/nova,fajoy/nova,cernops/nova,houshengbo/nova_vmware_compute_driver,DirectXMan12/nova-hacking,isyippee/nova,gooddata/openstack-nova,paulmathews/nova,aristanetworks/arista-ovs-nova,Yuriy-Leonov/nova,eonpatapon/nova,JianyuWang/nova,sebrandon1/nova,tanglei528/nova,yrobla/nova,virtualopensystems/nova,raildo/nova,JianyuWang/nova,fajoy/nova,sridevikoushik31/openstack,CCI-MOC/nova,vmturbo/nova,mmnelemane/nova,watonyweng/nova,eayunstack/nova,devoid/nova,mgagne/nova,jianghuaw/nova,Juniper/nova,Yusuke1987/openstack_template,psiwczak/openstack,Metaswitch/calico-nova,kimjaejoong/nova,usc-isi/extra-specs,mandeepdhami/nova,badock/nova,Yusuke1987/openstack_template,LoHChina/nova,alexandrucoman/vbox-nova-driver,Stavitsky/nova,qwefi/nova,viggates/nova,j-carpentier/nova,klmitch/nova,Tehsmash/nova,houshengbo/nova_vmware_compute_driver,salv-orlando/MyRepo,sridevikoushik31/openstack,mikalstill/nova,sridevikoushik31/nova,maelnor/nova,NoBodyCam/TftpPxeBootBareMetal,vladikr/nova_drafts,Triv90/Nova,sebrandon1/nova,cernops/nova,fnordahl/nova,rajalokan/nova,klmitch/nova,dims/nova,akash1808/nova,savi-dev/nova,tangfeixiong/nova,petrutlucian94/nova_dev,mikalstill/nova,devendermishrajio/nova_test_latest,belmiromoreira/nova,TwinkleChawla/nova,belmiromoreira/nova,ntt-sic/nova,DirectXMan12/nova-hacking,jianghuaw/nova,vladikr/nova_drafts,CiscoSystems/nova,MountainWei/nova,scripnichenko/nova,scripnichenko/nova,jeffrey4l/nova,viggates/nova,NewpTone/stacklab-nova,openstack/nova,KarimAllah/nova,phenoxim/nova,maelnor/nova,leilihh/nova,CiscoSystems/nova,aristanetworks/arista-ovs-nova,zhimin711/nova,hanlind/nova,dawnpower/nova,TwinkleChawla/nova,berrange/nova,fajoy/nova,OpenAcademy-OpenStack/nova-scheduler,spring-week-topos/nova-week,eneabio/nova,usc-isi/nova,rickerc/nova_audit,rahulunair/nova,rrader/nova-docker-plugin,vmturbo/nova,CloudServer/nova,watonyweng/nova,houshengbo/nova_vmware_compute_driver,silenceli/nova,Brocade-OpenSource/OpenStack-DNRM-Nova,zaina/nova,cernops/nova,Brocade-OpenSource/OpenStack-DNRM-Nova,KarimAllah/nova,Juniper/nova,sebrandon1/nova,eneabio/nova,vmturbo/nova,klmitch/nova,edulramirez/nova,russellb/nova,ntt-sic/nova,NoBodyCam/TftpPxeBootBareMetal,angdraug/nova,usc-isi/extra-specs,dstroppa/openstack-smartos-nova-grizzly,saleemjaveds/https-github.com-openstack-nova,KarimAllah/nova,dims/nova,iuliat/nova,saleemjaveds/https-github.com-openstack-nova,alvarolopez/nova,JioCloud/nova,joker946/nova,gooddata/openstack-nova,jianghuaw/nova,bigswitch/nova,nikesh-mahalka/nova,akash1808/nova_test_latest,varunarya10/nova_test_latest,Yuriy-Leonov/nova,shahar-stratoscale/nova,maoy/zknova,yrobla/nova,noironetworks/nova,gooddata/openstack-nova,imsplitbit/nova,ruslanloman/nova,tudorvio/nova,bgxavier/nova,JioCloud/nova_test_latest,SUSE-Cloud/nova,Tehsmash/nova,alvarolopez/nova,rrader/nova-docker-plugin,double12gzh/nova,eharney/nova,josephsuh/extra-specs,plumgrid/plumgrid-nova,josephsuh/extra-specs,redhat-openstack/nova,sridevikoushik31/nova,Juniper/nova,tealover/nova,devendermishrajio/nova,orbitfp7/nova,NewpTone/stacklab-nova,shootstar/novatest,dstroppa/openstack-smartos-nova-grizzly,whitepages/nova,citrix-openstack-build/nova,plumgrid/plumgrid-nova,isyippee/nova,felixma/nova,qwefi/nova,petrutlucian94/nova_dev,rahulunair/nova,eayunstack/nova,maheshp/novatest,luogangyi/bcec-nova,mmnelemane/nova,Triv90/Nova,j-carpentier/nova,eonpatapon/nova,rajalokan/nova,eharney/nova,bigswitch/nova,tianweizhang/nova,thomasem/nova,sacharya/nova,mahak/nova,NoBodyCam/TftpPxeBootBareMetal,luogangyi/bcec-nova,phenoxim/nova,Juniper/nova,NeCTAR-RC/nova,yosshy/nova,usc-isi/nova,badock/nova,shail2810/nova,rajalokan/nova,openstack/nova,NeCTAR-RC/nova,alexandrucoman/vbox-nova-driver,tangfeixiong/nova,ruslanloman/nova,cloudbase/nova-virtualbox,aristanetworks/arista-ovs-nova,CloudServer/nova,shail2810/nova,yrobla/nova,CEG-FYP-OpenStack/scheduler,spring-week-topos/nova-week,CCI-MOC/nova,MountainWei/nova,gooddata/openstack-nova,maheshp/novatest,takeshineshiro/nova,tealover/nova,shahar-stratoscale/nova,mikalstill/nova,CEG-FYP-OpenStack/scheduler,blueboxgroup/nova,devendermishrajio/nova_test_latest,citrix-openstack-build/nova,takeshineshiro/nova,barnsnake351/nova,paulmathews/nova,berrange/nova,angdraug/nova,tanglei528/nova,cloudbase/nova-virtualbox,shootstar/novatest,sileht/deb-openstack-nova,sridevikoushik31/nova,tianweizhang/nova,projectcalico/calico-nova,maoy/zknova,virtualopensystems/nova,salv-orlan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