Sync unhandled exception logging change from Oslo
Sync unhandled exception logging change from Oslo

Copying changes from 1 Oslo commit: Ibf00173a07510b2ec0c81a29624004f17810a4e4
This is related to the bug fix for adding error type to unhandled
exception log message.

Change-Id: Ie8af57a148753121f79136af928feb0edaea228b
Closes-Bug: #1265561

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