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