Clean up local variable usage - misc functions
Clean up local variable usage - misc functions

A catch-all for a bunch of smaller functions

Change-Id: I3f97a514f9964ef36bff2f24a2f0a98614871a9f

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