Use the Member role with horizon
Use the Member role with horizon

Horizon by default using the _member_ role,
which is considered as a legacy role.

The tools/create_userrc.sh already creates the regular users,
with Member role.

Change-Id: Ibc07a0f28d0729f8a717a54e94fe014853363592
Closes-Bug: #1421616

avvocatodemarchis/devstack,dirkmueller/devstack,j4/devstack,kplus/devstack-moonshot,costingalan/devstack,Mahito/devstack,pczerkas/devstack,eharney/devstack,samgoon/devstack,kplus/devstack-moonshot,pacinete/devstack,TwinkleChawla/devstack,parul24/devstack,CloudServer/devstack,nuxeh/devstack,BSJAIN92/OpenStack,herrsechs/devstack,thomasem/devstack,vishnugonela/devstack,BSJAIN92/OpenStack,andrewrothstein/devstack,group-policy/devstack,Mahito/devstack,HPCHub/devstack,openstack-dev/devstack,olivierlemasle/devstack,pczerkas/devstack,prithivm/branch01,herrsechs/devstack,richliu/devstack,bswartz/devstack,bq-xiao/devstack,bigswitch/devstack,CloudServer/devstack,mc2014/devstack,liuquansheng47/devstack,bljgaurav/openstack-test,rushiagr/devstack,liuquansheng47/devstack,pombredanne/devstack,noironetworks/devstack,wenhuizhang/devstack,mc2014/devstack,dtroyer/devstack,j4/devstack,neerja28/Devstack_GlusterFS,group-policy/devstack,vishnugonela/devstack,varunarya10/devstack,sc68cal/devstack,bigswitch/devstack,mmasaki/devstack,dirkmueller/devstack,sequenceiq/devstack,mssumanth/devstack,TwinkleChawla/devstack,nuxeh/devstack,openstack-dev/devstack,HPCHub/devstack,sequenceiq/devstack,atulpatil301/devstack,vsham20/devstack,rushiagr/devstack,NaokiMiyata/devstack,ozamiatin/devstack,NaokiMiyata/devstack,neerja28/Devstack_GlusterFS,atulpatil301/devstack,thomasem/devstack,eharney/devstack,varunarya10/devstack,mmasaki/devstack,upadhyay-prashant/devstack,bswartz/devstack,pombredanne/devstack,samgoon/devstack,nawawi/openstack,upadhyay-prashant/devstack,nawawi/openstack,costingalan/devstack,sc68cal/devstack,noironetworks/devstack,richliu/devstack,LoHChina/devstack,pacinete/devstack,parul24/devstack,olivierlemasle/devstack,flavio-fernandes/devstack,prithivm/branch01,vsham20/devstack,bljgaurav/openstack-test,bq-xiao/devstack,LoHChina/devstack,andrewrothstein/devstack,flavio-fernandes/devstack,ozamiatin/devstack,mssumanth/devstack,wenhuizhang/devstack,dtroyer/devstack,avvocatodemarchis/devstack