change quantum into neutron for neutron configuration values in nova.conf
change quantum into neutron for neutron configuration values in nova.conf

Change quantum into neutron Since nova already
supports the new neutron items and values

Change-Id: I747eae613c0ec28596ea67da4e98fb3d7f6d93bc
Fixes: Bug #1216455

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