Make ip block splitting a bit more self documenting.
Make ip block splitting a bit more self documenting.

Change-Id: If1343850d75707bc189ba11b33491361f7f58e29

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