Fix config generator to use keystonemiddleware
Fix config generator to use keystonemiddleware

The auth_token middleware was moved from keystoneclient.middleware
to keystonemiddleware. The config generator is configured to point
to the new location.

Closes-Bug: #1366594
Change-Id: I5543973b2c7ac06c048686c24354ecf6eb251027

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