Updated docstrings in /tools as per HACKING
Updated docstrings in /tools as per HACKING

Change-Id: I06db6653784eb298ef7f78ebe99865b9c635aade

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