Update gitignore to ignore log files and localrc
Update gitignore to ignore log files and localrc

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