List roles for user on CLI (bug 932282)
List roles for user on CLI (bug 932282)

Change-Id: I947d2ff74b0a131e4ecc7d696877aea4d994fe71

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