Added "Admin" as an allowed role in swift proxy-server.conf.
Added "Admin" as an allowed role in swift proxy-server.conf.

Change-Id: Ia98ef5c5ff02a7a9bd24729ca37d87338087ab66

nuxeh/devstack,inkerra/devstack,bq-xiao/devstack,JioCloud/devstack,bswartz/devstack,sequenceiq/devstack,BSJAIN92/OpenStack,BSJAIN92/OpenStack,upadhyay-prashant/devstack,andrewrothstein/devstack,flavio-fernandes/devstack,prithivm/branch01,openstack-dev/devstack,jamielennox/devstack,varunarya10/devstack,citrix-openstack-build/devstack,liuquansheng47/devstack,sequenceiq/devstack,prithivm/branch01,deepakselvaraj/devstack,openstack-dev/devstack,bljgaurav/openstack-test,rushiagr/devstack,dirkmueller/devstack,TwinkleChawla/devstack,Millnert/contrail-devstack,bswartz/devstack,savi-dev/devstack,costingalan/devstack,pombredanne/devstack,noironetworks/devstack,group-policy/devstack,nawawi/openstack,nawawi/openstack,dirkmueller/devstack,neerja28/Devstack_GlusterFS,herrsechs/devstack,r-mibu/devstack,savi-dev/devstack,bq-xiao/devstack,j4/devstack,ykaneko/devstack,promptworks/devstack,kplus/devstack-moonshot,williamthegrey/devstack,herrsechs/devstack,wenhuizhang/devstack,Yuriy-Leonov/devstack,cloudbuilders/devstack,bigswitch/devstack,group-policy/devstack,liuquansheng47/devstack,bigswitch/devstack,mssumanth/devstack,HPCHub/devstack,upadhyay-prashant/devstack,neerja28/Devstack_GlusterFS,NaokiMiyata/devstack,pczerkas/devstack,samgoon/devstack,ewindisch/raspi-devstack,pacinete/devstack,atulpatil301/devstack,eharney/devstack,Mahito/devstack,affo/devstack,LoHChina/devstack,pczerkas/devstack,olivierlemasle/devstack,thomasem/devstack,vsham20/devstack,dtroyer/devstack,wenhuizhang/devstack,Juniper/devstack,samgoon/devstack,pombredanne/devstack,mc2014/devstack,mmasaki/devstack,srics/devstack,andrewrothstein/devstack,TwinkleChawla/devstack,ozamiatin/devstack,nati/devstack_public,armando-migliaccio/devstack,mmasaki/devstack,j4/devstack,parul24/devstack,citrix-openstack-build/devstack,yamt/devstack,varunarya10/devstack,sstrato/devstack,nati/devstack_public,vsham20/devstack,innodee/openstackk,ykaneko/devstack,atulpatil301/devstack,virtualopensystems/devstack,vishnugonela/devstack,avvocatodemarchis/devstack,LoHChina/devstack,flavio-fernandes/devstack,olivierlemasle/devstack,rushiagr/devstack,r-mibu/devstack,sc68cal/devstack,dtroyer/devstack,mssumanth/devstack,richliu/devstack,cloudbuilders/devstack,CloudServer/devstack,nttmcl/devstack_public,CiscoSystems/devstack,NaokiMiyata/devstack,sc68cal/devstack,ewindisch/raspi-devstack,ozamiatin/devstack,noironetworks/devstack,costingalan/devstack,vishnugonela/devstack,bljgaurav/openstack-test,eharney/devstack,HPCHub/devstack,kplus/devstack-moonshot,tianweizhang/devstack,nuxeh/devstack,pacinete/devstack,promptworks/devstack,thomasem/devstack,parul24/devstack,tianweizhang/devstack,nttmcl/devstack_public,affo/devstack,Mahito/devstack,richliu/devstack,eshnil2000/devstack,avvocatodemarchis/devstack,shootstar/devstacktest,mc2014/devstack,CloudServer/devstack