Bump version to 2013.1
Bump version to 2013.1

Bump version in setup.py to 2013.1 on master branch to open up Grizzly
development.

Change-Id: Ief2e7ff71af6aad961740b5b6c50b3a5aa143480

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