Added revert_resize to base class
Added revert_resize to base class

dims/nova,sebrandon1/nova,eneabio/nova,dstroppa/openstack-smartos-nova-grizzly,j-carpentier/nova,isyippee/nova,apporc/nova,eharney/nova,savi-dev/nova,rrader/nova-docker-plugin,KarimAllah/nova,sridevikoushik31/openstack,projectcalico/calico-nova,rajalokan/nova,luogangyi/bcec-nova,Brocade-OpenSource/OpenStack-DNRM-Nova,jeffrey4l/nova,eneabio/nova,cloudbau/nova,akash1808/nova,tianweizhang/nova,TieWei/nova,blueboxgroup/nova,tealover/nova,usc-isi/nova,TwinkleChawla/nova,vladikr/nova_drafts,fnordahl/nova,Metaswitch/calico-nova,yrobla/nova,rajalokan/nova,yatinkumbhare/openstack-nova,j-carpentier/nova,CiscoSystems/nova,scripnichenko/nova,openstack/nova,NeCTAR-RC/nova,JioCloud/nova_test_latest,hanlind/nova,felixma/nova,sebrandon1/nova,ruslanloman/nova,sridevikoushik31/nova,Yusuke1987/openstack_template,salv-orlando/MyRepo,double12gzh/nova,alaski/nova,klmitch/nova,CEG-FYP-OpenStack/scheduler,cernops/nova,maheshp/novatest,jianghuaw/nova,superstack/nova,KarimAllah/nova,tanglei528/nova,josephsuh/extra-specs,redhat-openstack/nova,viggates/nova,ewindisch/nova,termie/nova-migration-demo,raildo/nova,spring-week-topos/nova-week,iuliat/nova,qwefi/nova,openstack/nova,silenceli/nova,ewindisch/nova,petrutlucian94/nova_dev,tianweizhang/nova,dawnpower/nova,ted-gould/nova,bgxavier/nova,rickerc/nova_audit,Triv90/Nova,JianyuWang/nova,Triv90/Nova,sacharya/nova,edulramirez/nova,tealover/nova,BeyondTheClouds/nova,ruslanloman/nova,josephsuh/extra-specs,iuliat/nova,akash1808/nova_test_latest,isyippee/nova,imsplitbit/nova,fajoy/nova,leilihh/nova,BeyondTheClouds/nova,nikesh-mahalka/nova,shootstar/novatest,mandeepdhami/nova,eonpatapon/nova,Tehsmash/nova,termie/pupa,josephsuh/extra-specs,projectcalico/calico-nova,usc-isi/extra-specs,DirectXMan12/nova-hacking,apporc/nova,NeCTAR-RC/nova,sridevikoushik31/openstack,sridevikoushik31/nova,maoy/zknova,OpenAcademy-OpenStack/nova-scheduler,shahar-stratoscale/nova,mahak/nova,orbitfp7/nova,felixma/nova,maheshp/novatest,psiwczak/openstack,houshengbo/nova_vmware_compute_driver,varunarya10/nova_test_latest,akash1808/nova_test_latest,Tehsmash/nova,adelina-t/nova,ted-gould/nova,plumgrid/plumgrid-nova,plumgrid/plumgrid-nova,angdraug/nova,mandeepdhami/nova,bclau/nova,JioCloud/nova_test_latest,devoid/nova,Yuriy-Leonov/nova,belmiromoreira/nova,spring-week-topos/nova-week,shahar-stratoscale/nova,alvarolopez/nova,MountainWei/nova,vladikr/nova_drafts,Yusuke1987/openstack_template,termie/nova-migration-demo,mahak/nova,yrobla/nova,ntt-sic/nova,OpenAcademy-OpenStack/nova-scheduler,belmiromoreira/nova,shail2810/nova,jeffrey4l/nova,rrader/nova-docker-plugin,sebrandon1/nova,superstack/nova,ntt-sic/nova,dstroppa/openstack-smartos-nova-grizzly,rahulunair/nova,openstack/nova,salv-orlando/MyRepo,mmnelemane/nova,rajalokan/nova,rahulunair/nova,cloudbase/nova,redhat-openstack/nova,KarimAllah/nova,gooddata/openstack-nova,petrutlucian94/nova_dev,Juniper/nova,badock/nova,citrix-openstack-build/nova,zaina/nova,aristanetworks/arista-ovs-nova,LoHChina/nova,Metaswitch/calico-nova,sileht/deb-openstack-nova,vmturbo/nova,bigswitch/nova,salv-orlando/MyRepo,sridevikoushik31/nova,Triv90/Nova,usc-isi/nova,termie/pupa,mikalstill/nova,houshengbo/nova_vmware_compute_driver,paulmathews/nova,phenoxim/nova,leilihh/nova,citrix-openstack-build/nova,Juniper/nova,JianyuWang/nova,devendermishrajio/nova_test_latest,yrobla/nova,alexandrucoman/vbox-nova-driver,Stavitsky/nova,nikesh-mahalka/nova,bclau/nova,vmturbo/nova,joker946/nova,tudorvio/nova,aristanetworks/arista-ovs-nova,BeyondTheClouds/nova,klmitch/nova,aristanetworks/arista-ovs-nova,russellb/nova,NewpTone/stacklab-nova,tudorvio/nova,shootstar/novatest,usc-isi/extra-specs,mgagne/nova,mikalstill/nova,dstroppa/openstack-smartos-nova-grizzly,Juniper/nova,kimjaejoong/nova,gspilio/nova,dims/nova,gspilio/nova,cyx1231st/nova,qwefi/nova,maoy/zknova,MountainWei/nova,cyx1231st/nova,alexandrucoman/vbox-nova-driver,watonyweng/nova,alaski/nova,sileht/deb-openstack-nova,whitepages/nova,varunarya10/nova_test_latest,paulmathews/nova,devendermishrajio/nova_test_latest,Francis-Liu/animated-broccoli,Francis-Liu/animated-broccoli,badock/nova,psiwczak/openstack,Juniper/nova,jianghuaw/nova,usc-isi/nova,whitepages/nova,cloudbase/nova-virtualbox,eayunstack/nova,virtualopensystems/nova,leilihh/novaha,tangfeixiong/nova,jianghuaw/nova,CCI-MOC/nova,scripnichenko/nova,superstack/nova,zzicewind/nova,tangfeixiong/nova,petrutlucian94/nova,raildo/nova,LoHChina/nova,devoid/nova,virtualopensystems/nova,edulramirez/nova,viggates/nova,affo/nova,CiscoSystems/nova,gooddata/openstack-nova,JioCloud/nova,kimjaejoong/nova,akash1808/nova,saleemjaveds/https-github.com-openstack-nova,saleemjaveds/https-github.com-openstack-nova,fajoy/nova,SUSE-Cloud/nova,NoBodyCam/TftpPxeBootBareMetal,gooddata/openstack-nova,CCI-MOC/nova,vmturbo/nova,cernops/nova,mikalstill/nova,Stavitsky/nova,mgagne/nova,savi-dev/nova,takeshineshiro/nova,rickerc/nova_audit,sacharya/nova,devendermishrajio/nova,alvarolopez/nova,double12gzh/nova,gooddata/openstack-nova,jianghuaw/nova,NoBodyCam/TftpPxeBootBareMetal,CloudServer/nova,hanlind/nova,barnsnake351/nova,fajoy/nova,watonyweng/nova,houshengbo/nova_vmware_compute_driver,eayunstack/nova,devendermishrajio/nova,bgxavier/nova,gspilio/nova,yosshy/nova,CEG-FYP-OpenStack/scheduler,thomasem/nova,JioCloud/nova,mmnelemane/nova,Brocade-OpenSource/OpenStack-DNRM-Nova,zhimin711/nova,klmitch/nova,adelina-t/nova,angdraug/nova,cloudbase/nova,zzicewind/nova,noironetworks/nova,klmitch/nova,cloudbau/nova,maoy/zknova,eonpatapon/nova,sridevikoushik31/nova,orbitfp7/nova,russellb/nova,mahak/nova,maelnor/nova,affo/nova,imsplitbit/nova,fnordahl/nova,cloudbase/nova-virtualbox,sridevikoushik31/openstack,paulmathews/nova,NewpTone/stacklab-nova,tanglei528/nova,usc-isi/extra-specs,berrange/nova,blueboxgroup/nova,joker946/nova,zhimin711/nova,savi-dev/nova,cloudbase/nova,cernops/nova,rahulunair/nova,berrange/nova,russellb/nova,DirectXMan12/nova-hacking,luogangyi/bcec-nova,vmturbo/nova,maheshp/novatest,eharney/nova,SUSE-Cloud/nova,TieWei/nova,termie/pupa,dawnpower/nova,DirectXMan12/nova-hacking,barnsnake351/nova,noironetworks/nova,CloudServer/nova,rajalokan/nova,termie/nova-migration-demo,leilihh/novaha,eneabio/nova,NoBodyCam/TftpPxeBootBareMetal,yatinkumbhare/openstack-nova,NewpTone/stacklab-nova,petrutlucian94/nova,TwinkleChawla/nova,shail2810/nova,phenoxim/nova,Yuriy-Leonov/nova,sileht/deb-openstack-nova,bigswitch/nova,maelnor/nova,thomasem/nova,takeshineshiro/nova,psiwczak/openstack,silenceli/nova,yosshy/nova,hanlind/nova,zaina/nova