diskqueue: fix bug in metadata updating on roll
diskqueue: fix bug in metadata updating on roll

we were not setting the properties on the instance so the
values persisted were not the most current

chrisroberts/nsq,jlr52/nsq,fbjork/nsq,datastream/nsq,chaosue/nsq,mynameisfiber/nsq,bo406/nsq,bitly/nsq,chrisroberts/nsq,jehiah/nsq,OlafRadicke/nsq,mreiferson/nsq,myhongkongzhen/nsq,msn217/nsq,JustinAzoff/nsq,propellerads/nsq,wmydz1/nsq,judwhite/nsq-0.3.2-win,wmydz1/nsq,nsqio/nsq,philipbo/nsq,ploxiln/nsq,dinedal/nsq,coderhaoxin/nsq,xiexingguang/nsq,danielhfrank/nsq,w3hacker/nsq,bo406/nsq,ploxiln/nsq,szqh97/nsq,absolute8511/nsq,lcp0578/nsq,w4ngyi/nsq,jmptrader/nsq,jsocol/nsq,wuxu92/nsq,jehiah/nsq,lcp0578/nsq,JustinAzoff/nsq,davegardnerisme/nsq,jlr52/nsq,philipbo/nsq,mashuai/nsq,moander/nsq,JustinAzoff/nsq,kesutton/nsq,mikedewar/nsq,wuxu92/nsq,chaosue/nsq,MadBomber/nsq,sparklxb/nsq,absolute8511/nsq,OlafRadicke/nsq,bitly/nsq,beni55/nsq,nsqio/nsq,qinlodestar/nsq,chrislusf/nsq,mikedewar/nsq,judwhite/nsq-0.3.2-win,rpau/nsq,nimmen/nsq,kesutton/nsq,dmarkham/nsq,seanluo/nsq_with_note,sunminghong/nsq,chaosue/nsq,beni55/nsq,tophymastery/nsq,myhongkongzhen/nsq,msn217/nsq,yh453926638/nsq,sunminghong/nsq,nsqio/nsq,bitly/nsq,handsomesun/nsq,qinlodestar/nsq,mashuai/nsq,moander/nsq,mreiferson/nsq,qinlodestar/nsq,nieanan/nsq,mroth/nsq,shanemhansen/nsq,datastream/nsq,myhongkongzhen/nsq,nieanan/nsq,jmptrader/nsq,mikedewar/nsq,philipbo/nsq,jsocol/nsq,bitly/nsq,Dieterbe/nsq,OlafRadicke/nsq,lcp0578/nsq,elubow/nsq,mashuai/nsq,rpau/nsq,sparklxb/nsq,dustismo/nsq,chaosue/nsq,nsqio/nsq,handsomesun/nsq,judwhite/nsq-0.3.2-win,elubow/nsq,CrazyJvm/nsq,xiexingguang/nsq,pombredanne/nsq,jlr52/nsq,jlr52/nsq,Dieterbe/nsq,handsomesun/nsq,rpau/nsq,davegardnerisme/nsq,w4ngyi/nsq,wmydz1/nsq,qinlodestar/nsq,handsomesun/nsq,mikeqian/nsq,yh453926638/nsq,philipbo/nsq,magastzheng/nsq,ShinichR/nsq,ShinichR/nsq,lytics/nsq,beni55/nsq,danielhfrank/nsq,beni55/nsq,absolute8511/nsq,nimmen/nsq,menghan/nsq,msn217/nsq,mreiferson/nsq,kesutton/nsq,sparklxb/nsq,chrislusf/nsq,gaowenbin/nsq,absolute8511/nsq,coderhaoxin/nsq,mreiferson/nsq,svmehta/nsq,magastzheng/nsq,myhongkongzhen/nsq,rpau/nsq,danielhfrank/nsq,yh453926638/nsq,chaosue/nsq,absolute8511/nsq,jehiah/nsq,nsqio/nsq,mynameisfiber/nsq,xiexingguang/nsq,kesutton/nsq,coderhaoxin/nsq,gaowenbin/nsq,philipbo/nsq,ShinichR/nsq,ploxiln/nsq,jlr52/nsq,dmarkham/nsq,yh453926638/nsq,Dieterbe/nsq,myhongkongzhen/nsq,davegardnerisme/nsq,gaowenbin/nsq,mikeqian/nsq,svmehta/nsq,xiexingguang/nsq,dustismo/nsq,ShinichR/nsq,ploxiln/nsq,19hz/nsq,19hz/nsq,youxidev/nsq,mikeqian/nsq,w4ngyi/nsq,mashuai/nsq,seanluo/nsq_with_note,bo406/nsq,menghan/nsq,lcp0578/nsq,xiexingguang/nsq,xuzhaokui/nsq,msn217/nsq,szqh97/nsq,mikeqian/nsq,youxidev/nsq,xuzhaokui/nsq,xuzhaokui/nsq,MadBomber/nsq,jehiah/nsq,MadBomber/nsq,fbjork/nsq,bitly/nsq,lytics/nsq,kevinc0825/nsq,dinedal/nsq,propellerads/nsq,magastzheng/nsq,mreiferson/nsq,MadBomber/nsq,chrislusf/nsq,jehiah/nsq,msn217/nsq,youxidev/nsq,nieanan/nsq,CrazyJvm/nsq,Dieterbe/nsq,mashuai/nsq,kevinc0825/nsq,jmptrader/nsq,MadBomber/nsq,wuxu92/nsq,Dieterbe/nsq,w4ngyi/nsq,handsomesun/nsq,rpau/nsq,pombredanne/nsq,yh453926638/nsq,coderhaoxin/nsq,bo406/nsq,beni55/nsq,19hz/nsq,bo406/nsq,gaowenbin/nsq,kesutton/nsq,ploxiln/nsq,sparklxb/nsq,sparklxb/nsq,w4ngyi/nsq,wmydz1/nsq,CrazyJvm/nsq,w3hacker/nsq,lcp0578/nsq,CrazyJvm/nsq,szqh97/nsq,szqh97/nsq,moander/nsq,wmydz1/nsq,qinlodestar/nsq,ShinichR/nsq,szqh97/nsq,coderhaoxin/nsq,CrazyJvm/nsq,kevinc0825/nsq,mroth/nsq,tophymastery/nsq,mikeqian/nsq,propellerads/nsq,shanemhansen/nsq,gaowenbin/nsq