Install a good version of pip in the venv.
Install a good version of pip in the venv.

Change-Id: I894274207ecd47e4ac319f7e01bc44455419f58c

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