pass start time as a param instead of making it an attribute
pass start time as a param instead of making it an attribute

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