diskqueue: read deletion:
diskqueue: read deletion:

* move responsibility of deleting an old file into the readAheadPump
  (because thats where its actually been sent to a client)

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