Allow swift keystoneauth reseller_prefix in sample file
Allow swift keystoneauth reseller_prefix in sample file

The reseller_prefix option cannot be added to the
swift-proxy-server.conf-sample file because it
inadvertently gets set to "TEMPAUTH" and Tempest
tests fail.

Change-Id: Ib08d6fa1926531b8966151258eae6771c99c41ca
Closes-Bug: 1404226

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