Fixed typo in routing conditions (bug 1006793)
Fixed typo in routing conditions (bug 1006793)

The kwarg should be 'method' not 'methods', per Routes docs.
See: http://routes.readthedocs.org/en/latest/setting_up.html#conditions

Example in lieu of negative tests...
Without this change: http://paste.openstack.org/raw/18326/
With this change: http://paste.openstack.org/raw/18325/

Change-Id: If91fc0c79b320652674c68c433989a60c098dc1e

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