Remove assertDictEqual for python 2.6 compatibility
Remove assertDictEqual for python 2.6 compatibility

Removes assertDictEqual from keystone tests and replaces it with assertEqual

Change-Id: I48011bb176d9f9131339d4500338a75d86305b75

ging/python-keystoneclient,darren-wang/ksc,Mercador/python-keystoneclient,klmitch/python-keystoneclient,jamielennox/python-keystoneclient,klmitch/python-keystoneclient,ntt-sic/python-keystoneclient,jamielennox/python-keystoneclient,sdpp/python-keystoneclient,alexpilotti/python-keystoneclient,ntt-sic/python-keystoneclient,alexpilotti/python-keystoneclient,magic0704/python-keystoneclient,citrix-openstack-build/python-keystoneclient,sdpp/python-keystoneclient,Mercador/python-keystoneclient,ging/python-keystoneclient,citrix-openstack-build/python-keystoneclient,darren-wang/ksc,metacloud/python-keystoneclient,citrix-openstack-build/python-keystoneclient,magic0704/python-keystoneclient,jamielennox/python-keystoneclient,metacloud/python-keystoneclient,ntt-sic/python-keystoneclient