Fix import order in log_handler
Fix import order in log_handler

Change-Id: I206adc29163a6e36501bf1d157f50ca2d0867507

ted-gould/nova,BeyondTheClouds/nova,hanlind/nova,isyippee/nova,isyippee/nova,tianweizhang/nova,vladikr/nova_drafts,jianghuaw/nova,CCI-MOC/nova,zhimin711/nova,mikalstill/nova,jeffrey4l/nova,NeCTAR-RC/nova,Francis-Liu/animated-broccoli,tanglei528/nova,iuliat/nova,akash1808/nova,adelina-t/nova,takeshineshiro/nova,apporc/nova,Metaswitch/calico-nova,double12gzh/nova,apporc/nova,shail2810/nova,BeyondTheClouds/nova,affo/nova,cernops/nova,yosshy/nova,zaina/nova,leilihh/nova,devendermishrajio/nova_test_latest,JioCloud/nova,alexandrucoman/vbox-nova-driver,mgagne/nova,rahulunair/nova,viggates/nova,petrutlucian94/nova,viggates/nova,rajalokan/nova,Francis-Liu/animated-broccoli,Yusuke1987/openstack_template,mgagne/nova,saleemjaveds/https-github.com-openstack-nova,zzicewind/nova,mmnelemane/nova,takeshineshiro/nova,CloudServer/nova,rahulunair/nova,Juniper/nova,whitepages/nova,JianyuWang/nova,openstack/nova,redhat-openstack/nova,raildo/nova,rrader/nova-docker-plugin,blueboxgroup/nova,CCI-MOC/nova,thomasem/nova,iuliat/nova,cloudbase/nova-virtualbox,varunarya10/nova_test_latest,devendermishrajio/nova_test_latest,scripnichenko/nova,noironetworks/nova,alaski/nova,mahak/nova,raildo/nova,Juniper/nova,LoHChina/nova,Tehsmash/nova,akash1808/nova_test_latest,nikesh-mahalka/nova,shail2810/nova,bigswitch/nova,Juniper/nova,bigswitch/nova,virtualopensystems/nova,tealover/nova,orbitfp7/nova,openstack/nova,projectcalico/calico-nova,dims/nova,eonpatapon/nova,shahar-stratoscale/nova,alexandrucoman/vbox-nova-driver,sebrandon1/nova,tangfeixiong/nova,yatinkumbhare/openstack-nova,mandeepdhami/nova,JianyuWang/nova,rajalokan/nova,petrutlucian94/nova,adelina-t/nova,jianghuaw/nova,BeyondTheClouds/nova,angdraug/nova,zhimin711/nova,TwinkleChawla/nova,varunarya10/nova_test_latest,Juniper/nova,whitepages/nova,CEG-FYP-OpenStack/scheduler,gooddata/openstack-nova,gooddata/openstack-nova,leilihh/novaha,fnordahl/nova,JioCloud/nova,Stavitsky/nova,j-carpentier/nova,zaina/nova,mahak/nova,CiscoSystems/nova,ewindisch/nova,eharney/nova,akash1808/nova,devendermishrajio/nova,vmturbo/nova,ruslanloman/nova,tangfeixiong/nova,blueboxgroup/nova,jianghuaw/nova,JioCloud/nova_test_latest,cloudbase/nova-virtualbox,bgxavier/nova,maelnor/nova,zzicewind/nova,luogangyi/bcec-nova,redhat-openstack/nova,cernops/nova,sebrandon1/nova,maelnor/nova,edulramirez/nova,barnsnake351/nova,projectcalico/calico-nova,eayunstack/nova,joker946/nova,MountainWei/nova,cloudbase/nova,sebrandon1/nova,phenoxim/nova,cernops/nova,leilihh/nova,tudorvio/nova,jeffrey4l/nova,noironetworks/nova,klmitch/nova,vmturbo/nova,thomasem/nova,gooddata/openstack-nova,rahulunair/nova,akash1808/nova_test_latest,mmnelemane/nova,spring-week-topos/nova-week,orbitfp7/nova,devendermishrajio/nova,luogangyi/bcec-nova,vladikr/nova_drafts,ruslanloman/nova,berrange/nova,badock/nova,Tehsmash/nova,cyx1231st/nova,mikalstill/nova,TwinkleChawla/nova,rrader/nova-docker-plugin,virtualopensystems/nova,bgxavier/nova,eharney/nova,kimjaejoong/nova,berrange/nova,CloudServer/nova,ted-gould/nova,MountainWei/nova,rajalokan/nova,shahar-stratoscale/nova,Stavitsky/nova,watonyweng/nova,yatinkumbhare/openstack-nova,angdraug/nova,hanlind/nova,double12gzh/nova,tudorvio/nova,LoHChina/nova,mikalstill/nova,barnsnake351/nova,alvarolopez/nova,hanlind/nova,spring-week-topos/nova-week,felixma/nova,cloudbase/nova,openstack/nova,ewindisch/nova,eonpatapon/nova,kimjaejoong/nova,NeCTAR-RC/nova,rajalokan/nova,dawnpower/nova,watonyweng/nova,phenoxim/nova,leilihh/novaha,tianweizhang/nova,tealover/nova,badock/nova,vmturbo/nova,gooddata/openstack-nova,edulramirez/nova,Yusuke1987/openstack_template,CiscoSystems/nova,felixma/nova,dawnpower/nova,CEG-FYP-OpenStack/scheduler,Metaswitch/calico-nova,nikesh-mahalka/nova,klmitch/nova,mahak/nova,vmturbo/nova,tanglei528/nova,saleemjaveds/https-github.com-openstack-nova,joker946/nova,scripnichenko/nova,JioCloud/nova_test_latest,belmiromoreira/nova,mandeepdhami/nova,alvarolopez/nova,belmiromoreira/nova,dims/nova,affo/nova,fnordahl/nova,cyx1231st/nova,cloudbase/nova,j-carpentier/nova,klmitch/nova,eayunstack/nova,jianghuaw/nova,silenceli/nova,silenceli/nova,yosshy/nova,klmitch/nova,alaski/nova