don't use EV_PERSIST for conn socket
don't use EV_PERSIST for conn socket

lzpfmh/beanstalkd,cgvarela/beanstalkd,wfxiang08/beanstalkd,diditaxi/beanstalkd,orangeholic/beanstalkd,Qihoo360/beanstalkd-win,wyzssw/beanstalkd,tdg5/beanstalkd,yetone/beanstalkd,bmhatfield/beanstalkd,mobliyishengyuan/beanstalkd,handautsav/beanstalkd,qbdsoft/beanstalkd,davies/beanstalkd,tdg5/beanstalkd,ifduyue/beanstalkd,ifduyue/beanstalkd,PhillipMwaniki/beanstalkd,naderman/beanstalkd,justintung/beanstalkd,LomoX-Offical/beanstalkd-win,orangeholic/beanstalkd,PhillipMwaniki/beanstalkd,diditaxi/beanstalkd,Qihoo360/beanstalkd-win,wyzssw/beanstalkd,justintung/beanstalkd,qbdsoft/beanstalkd,naderman/beanstalkd,CompendiumSoftware/beanstalkd,bmhatfield/beanstalkd,handautsav/beanstalkd,kr/beanstalkd,mickeyouyou/beanstalkd,potatosalad/beanstalkd,pinguo-xudianyang/beanstalkd,aidaima/beanstalkd,aidaima/beanstalkd,JensRantil/beanstalkd,r3jack/beanstalkd,cgvarela/beanstalkd,kr/beanstalkd,LomoX-Offical/beanstalkd-win,CompendiumSoftware/beanstalkd,mickeyouyou/beanstalkd,potatosalad/beanstalkd,naderman/beanstalkd,amyvmiwei/beanstalkd,JensRantil/beanstalkd,davies/beanstalkd,lzpfmh/beanstalkd,mobliyishengyuan/beanstalkd,pinguo-xudianyang/beanstalkd,wfxiang08/beanstalkd,yetone/beanstalkd,amyvmiwei/beanstalkd,r3jack/beanstalkd