Add expected_errors for extension cells V3
Add expected_errors for extension cells V3

Partially implements bp v3-api-extension-versioning

Change-Id: Iae888a84a799edfe2991221ff1083b6acd004e48

sebrandon1/nova,hanlind/nova,tanglei528/nova,spring-week-topos/nova-week,OpenAcademy-OpenStack/nova-scheduler,openstack/nova,yatinkumbhare/openstack-nova,eharney/nova,barnsnake351/nova,apporc/nova,bigswitch/nova,zhimin711/nova,sacharya/nova,vmturbo/nova,zaina/nova,cernops/nova,cernops/nova,rajalokan/nova,hanlind/nova,watonyweng/nova,tealover/nova,MountainWei/nova,Yuriy-Leonov/nova,zhimin711/nova,cloudbau/nova,shail2810/nova,tianweizhang/nova,double12gzh/nova,angdraug/nova,bclau/nova,mahak/nova,NeCTAR-RC/nova,dawnpower/nova,leilihh/nova,viggates/nova,belmiromoreira/nova,blueboxgroup/nova,CloudServer/nova,akash1808/nova,Yusuke1987/openstack_template,akash1808/nova_test_latest,alvarolopez/nova,phenoxim/nova,varunarya10/nova_test_latest,dims/nova,Tehsmash/nova,ruslanloman/nova,petrutlucian94/nova_dev,zaina/nova,affo/nova,nikesh-mahalka/nova,projectcalico/calico-nova,devendermishrajio/nova_test_latest,zzicewind/nova,rickerc/nova_audit,isyippee/nova,berrange/nova,spring-week-topos/nova-week,tealover/nova,felixma/nova,TieWei/nova,yosshy/nova,silenceli/nova,mahak/nova,mandeepdhami/nova,thomasem/nova,alaski/nova,mmnelemane/nova,badock/nova,Juniper/nova,varunarya10/nova_test_latest,mikalstill/nova,jianghuaw/nova,luogangyi/bcec-nova,BeyondTheClouds/nova,maelnor/nova,barnsnake351/nova,SUSE-Cloud/nova,adelina-t/nova,edulramirez/nova,edulramirez/nova,Stavitsky/nova,jianghuaw/nova,tudorvio/nova,scripnichenko/nova,JioCloud/nova_test_latest,orbitfp7/nova,ewindisch/nova,eharney/nova,ntt-sic/nova,MountainWei/nova,LoHChina/nova,mmnelemane/nova,SUSE-Cloud/nova,JianyuWang/nova,ted-gould/nova,rahulunair/nova,cloudbau/nova,saleemjaveds/https-github.com-openstack-nova,CCI-MOC/nova,ruslanloman/nova,CEG-FYP-OpenStack/scheduler,cloudbase/nova,takeshineshiro/nova,affo/nova,rahulunair/nova,Yusuke1987/openstack_template,shail2810/nova,leilihh/novaha,shahar-stratoscale/nova,viggates/nova,takeshineshiro/nova,dawnpower/nova,OpenAcademy-OpenStack/nova-scheduler,cyx1231st/nova,klmitch/nova,vmturbo/nova,gooddata/openstack-nova,Metaswitch/calico-nova,JianyuWang/nova,silenceli/nova,mikalstill/nova,scripnichenko/nova,cloudbase/nova-virtualbox,dims/nova,plumgrid/plumgrid-nova,yatinkumbhare/openstack-nova,openstack/nova,imsplitbit/nova,eayunstack/nova,mikalstill/nova,redhat-openstack/nova,noironetworks/nova,CloudServer/nova,mgagne/nova,ntt-sic/nova,alexandrucoman/vbox-nova-driver,phenoxim/nova,tudorvio/nova,TwinkleChawla/nova,citrix-openstack-build/nova,isyippee/nova,TwinkleChawla/nova,badock/nova,bclau/nova,bigswitch/nova,klmitch/nova,CiscoSystems/nova,eayunstack/nova,openstack/nova,noironetworks/nova,j-carpentier/nova,CEG-FYP-OpenStack/scheduler,virtualopensystems/nova,j-carpentier/nova,mahak/nova,CiscoSystems/nova,cloudbase/nova,rajalokan/nova,mandeepdhami/nova,cyx1231st/nova,iuliat/nova,saleemjaveds/https-github.com-openstack-nova,leilihh/novaha,klmitch/nova,zzicewind/nova,rajalokan/nova,projectcalico/calico-nova,vladikr/nova_drafts,sebrandon1/nova,sacharya/nova,shahar-stratoscale/nova,fnordahl/nova,watonyweng/nova,Francis-Liu/animated-broccoli,leilihh/nova,whitepages/nova,Juniper/nova,rrader/nova-docker-plugin,alvarolopez/nova,rrader/nova-docker-plugin,Stavitsky/nova,angdraug/nova,JioCloud/nova,rickerc/nova_audit,ted-gould/nova,devendermishrajio/nova,apporc/nova,plumgrid/plumgrid-nova,vmturbo/nova,blueboxgroup/nova,alexandrucoman/vbox-nova-driver,rajalokan/nova,sebrandon1/nova,CCI-MOC/nova,raildo/nova,akash1808/nova_test_latest,petrutlucian94/nova_dev,whitepages/nova,double12gzh/nova,Tehsmash/nova,JioCloud/nova,devoid/nova,iuliat/nova,bgxavier/nova,petrutlucian94/nova,joker946/nova,Francis-Liu/animated-broccoli,jeffrey4l/nova,imsplitbit/nova,Yuriy-Leonov/nova,berrange/nova,tangfeixiong/nova,hanlind/nova,LoHChina/nova,raildo/nova,cloudbase/nova-virtualbox,NeCTAR-RC/nova,yosshy/nova,eonpatapon/nova,eonpatapon/nova,gooddata/openstack-nova,citrix-openstack-build/nova,BeyondTheClouds/nova,thomasem/nova,klmitch/nova,belmiromoreira/nova,Metaswitch/calico-nova,rahulunair/nova,orbitfp7/nova,virtualopensystems/nova,cloudbase/nova,tanglei528/nova,TieWei/nova,akash1808/nova,redhat-openstack/nova,gooddata/openstack-nova,nikesh-mahalka/nova,JioCloud/nova_test_latest,petrutlucian94/nova,gooddata/openstack-nova,jianghuaw/nova,adelina-t/nova,kimjaejoong/nova,ewindisch/nova,maelnor/nova,tangfeixiong/nova,jeffrey4l/nova,jianghuaw/nova,devoid/nova,tianweizhang/nova,luogangyi/bcec-nova,BeyondTheClouds/nova,Juniper/nova,devendermishrajio/nova_test_latest,alaski/nova,cernops/nova,kimjaejoong/nova,bgxavier/nova,felixma/nova,Juniper/nova,devendermishrajio/nova,joker946/nova,vmturbo/nova,fnordahl/nova,mgagne/nova,vladikr/nova_drafts