Removed unused reference
Removed unused reference

himanshu-setia/keystone,rodrigods/keystone,rickerc/keystone_audit,JioCloud/keystone,rushiagr/keystone,cbrucks/keystone_ldap,sileht/deb-openstack-keystone,vivekdhayaal/keystone,dsiddharth/access-keys,maestro-hybrid-cloud/keystone,jonnary/keystone,ging/keystone,jamielennox/keystone,cernops/keystone,blueboxgroup/keystone,rajalokan/keystone,ajayaa/keystone,reeshupatel/demo,blueboxgroup/keystone,citrix-openstack-build/keystone,derekchiang/keystone,himanshu-setia/keystone,openstack/keystone,UTSA-ICS/keystone-kerberos,citrix-openstack-build/keystone,MaheshIBM/keystone,dims/keystone,jamielennox/keystone,townbull/keystone-dtrust,maestro-hybrid-cloud/keystone,jumpstarter-io/keystone,klmitch/keystone,promptworks/keystone,jonnary/keystone,cbrucks/Federated_Keystone,vivekdhayaal/keystone,dstanek/keystone,rajalokan/keystone,dsiddharth/access-keys,cloudbau/keystone,idjaw/keystone,JioCloud/keystone,kwss/keystone,rodrigods/keystone,cloudbau/keystone,dims/keystone,ntt-sic/keystone,idjaw/keystone,openstack/keystone,rushiagr/keystone,openstack/keystone,vivekdhayaal/keystone,mahak/keystone,townbull/keystone-dtrust,ging/keystone,ilay09/keystone,derekchiang/keystone,mahak/keystone,savi-dev/keystone,ilay09/keystone,ntt-sic/keystone,takeshineshiro/keystone,jumpstarter-io/keystone,reeshupatel/demo,rajalokan/keystone,townbull/keystone-dtrust,rickerc/keystone_audit,nuxeh/keystone,rickerc/keystone_audit,ntt-sic/keystone,cbrucks/keystone_ldap,roopali8/keystone,takeshineshiro/keystone,nuxeh/keystone,ilay09/keystone,promptworks/keystone,dsiddharth/access-keys,kwss/keystone,sileht/deb-openstack-keystone,reeshupatel/demo,dstanek/keystone,kwss/keystone,cbrucks/Federated_Keystone,savi-dev/keystone,citrix-openstack-build/keystone,mahak/keystone,cernops/keystone,cloudbau/keystone,derekchiang/keystone,MaheshIBM/keystone,roopali8/keystone,jumpstarter-io/keystone,cbrucks/keystone_ldap,ajayaa/keystone,UTSA-ICS/keystone-kerberos,nuxeh/keystone,promptworks/keystone,rushiagr/keystone,savi-dev/keystone,klmitch/keystone,dstanek/keystone,cbrucks/Federated_Keystone,sileht/deb-openstack-keystone