util/lookupd: use net.JoinHostPort for correctness
util/lookupd: use net.JoinHostPort for correctness

handsomesun/nsq,jehiah/nsq,msn217/nsq,sparklxb/nsq,qinlodestar/nsq,philipbo/nsq,ShinichR/nsq,szqh97/nsq,Dieterbe/nsq,gaowenbin/nsq,chrislusf/nsq,youxidev/nsq,beni55/nsq,rpau/nsq,kesutton/nsq,mikeqian/nsq,propellerads/nsq,yh453926638/nsq,szqh97/nsq,wmydz1/nsq,coderhaoxin/nsq,mreiferson/nsq,ploxiln/nsq,chrislusf/nsq,nsqio/nsq,beni55/nsq,nsqio/nsq,MadBomber/nsq,CrazyJvm/nsq,moander/nsq,beni55/nsq,philipbo/nsq,absolute8511/nsq,mashuai/nsq,bo406/nsq,magastzheng/nsq,OlafRadicke/nsq,CrazyJvm/nsq,gaowenbin/nsq,youxidev/nsq,19hz/nsq,mashuai/nsq,lcp0578/nsq,bo406/nsq,jehiah/nsq,ShinichR/nsq,myhongkongzhen/nsq,msn217/nsq,sparklxb/nsq,coderhaoxin/nsq,seanluo/nsq_with_note,kevinc0825/nsq,OlafRadicke/nsq,kesutton/nsq,lcp0578/nsq,jlr52/nsq,xiexingguang/nsq,nieanan/nsq,chaosue/nsq,sparklxb/nsq,myhongkongzhen/nsq,qinlodestar/nsq,philipbo/nsq,nieanan/nsq,w4ngyi/nsq,mreiferson/nsq,gaowenbin/nsq,myhongkongzhen/nsq,handsomesun/nsq,w4ngyi/nsq,youxidev/nsq,jehiah/nsq,wmydz1/nsq,wmydz1/nsq,chaosue/nsq,qinlodestar/nsq,bitly/nsq,jmptrader/nsq,bo406/nsq,jmptrader/nsq,chaosue/nsq,propellerads/nsq,CrazyJvm/nsq,ShinichR/nsq,Dieterbe/nsq,MadBomber/nsq,jlr52/nsq,yh453926638/nsq,bitly/nsq,Dieterbe/nsq,wmydz1/nsq,mreiferson/nsq,xiexingguang/nsq,kesutton/nsq,mikedewar/nsq,rpau/nsq,nsqio/nsq,coderhaoxin/nsq,mashuai/nsq,jlr52/nsq,mashuai/nsq,judwhite/nsq-0.3.2-win,mikeqian/nsq,lcp0578/nsq,yh453926638/nsq,mikedewar/nsq,rpau/nsq,moander/nsq,beni55/nsq,CrazyJvm/nsq,MadBomber/nsq,handsomesun/nsq,gaowenbin/nsq,mikeqian/nsq,MadBomber/nsq,mikeqian/nsq,handsomesun/nsq,mreiferson/nsq,xuzhaokui/nsq,beni55/nsq,xiexingguang/nsq,mikedewar/nsq,nsqio/nsq,msn217/nsq,kesutton/nsq,jehiah/nsq,coderhaoxin/nsq,moander/nsq,bo406/nsq,bitly/nsq,jehiah/nsq,yh453926638/nsq,szqh97/nsq,absolute8511/nsq,mreiferson/nsq,ShinichR/nsq,wmydz1/nsq,xuzhaokui/nsq,judwhite/nsq-0.3.2-win,absolute8511/nsq,wuxu92/nsq,lcp0578/nsq,chrislusf/nsq,bitly/nsq,magastzheng/nsq,ploxiln/nsq,sparklxb/nsq,qinlodestar/nsq,sparklxb/nsq,qinlodestar/nsq,nsqio/nsq,ploxiln/nsq,szqh97/nsq,wuxu92/nsq,nieanan/nsq,OlafRadicke/nsq,myhongkongzhen/nsq,rpau/nsq,propellerads/nsq,bo406/nsq,wuxu92/nsq,xiexingguang/nsq,absolute8511/nsq,chaosue/nsq,Dieterbe/nsq,absolute8511/nsq,chaosue/nsq,19hz/nsq,ploxiln/nsq,philipbo/nsq,jmptrader/nsq,w4ngyi/nsq,msn217/nsq,mikeqian/nsq,Dieterbe/nsq,kesutton/nsq,szqh97/nsq,bitly/nsq,w4ngyi/nsq,jlr52/nsq,xuzhaokui/nsq,msn217/nsq,jlr52/nsq,mashuai/nsq,seanluo/nsq_with_note,rpau/nsq,handsomesun/nsq,kevinc0825/nsq,xiexingguang/nsq,lcp0578/nsq,yh453926638/nsq,gaowenbin/nsq,judwhite/nsq-0.3.2-win,magastzheng/nsq,coderhaoxin/nsq,kevinc0825/nsq,ploxiln/nsq,MadBomber/nsq,myhongkongzhen/nsq,CrazyJvm/nsq,19hz/nsq,philipbo/nsq,ShinichR/nsq,w4ngyi/nsq