removing unused library
removing unused library

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