rafthttp: remove unncessary go routine
rafthttp: remove unncessary go routine

tamird/etcd,a-robinson/etcd,luxas/etcd,endocode/etcd,armstrongli/etcd,yudai/etcd,etcd-io/etcd,purpleidea/etcd,zaphod-concur/etcd,sebrandon1/etcd,cockroachdb/etcd,nekto0n/etcd,ravigadde/etcd,handsomesun/etcd,whuwxl/etcd,StorReduce/etcd,handsomesun/etcd,qqsun8819/etcd,fanminshi/etcd,chipironcin/etcd,vimalk78/etcd,joshix/etcd,dannysauer/etcd,armstrongli/etcd,mkumatag/etcd,cockroachdb/etcd,achanda/etcd,yudai/etcd,CrazyJvm/etcd,lorneli/etcd,wantonsolutions/dinv-etcd,sofuture/etcd,glevand/coreos--etcd,swingbach/etcd,mqliang/etcd,gyuho/etcd,etcd-io/etcd,mickep76/etcd,dannysauer/etcd,linuxcer/etcd,glycerine/etcd,rnaveiras/etcd,heyitsanthony/etcd,whuwxl/etcd,visheshnp/etcd,sinsharat/etcd,lumjjb/etcd,bdarnell/etcd,li-ang/etcd,plasticbox/etcd,gyuho/etcd,vimalk78/etcd,achanda/etcd,ktateish/etcd,mqliang/etcd,ajityagaty/etcd,luxas/etcd,bluebreezecf/etcd,rnaveiras/etcd,hongchaodeng/etcd,ajityagaty/etcd,bdarnell/etcd,glycerine/etcd,rchicoli/etcd,xiang90/etcd,mickep76/etcd,plasticbox/etcd,nekto0n/etcd,mkumatag/etcd,wantonsolutions/dinv-etcd,ravigadde/etcd,rchicoli/etcd,mkumatag/etcd,dnaeon/etcd,coreos/etcd,StorReduce/etcd,jlamillan/etcd,akauppi/etcd,tguangch/etcd,wantonsolutions/dinv-etcd,siddontang/etcd,coreos/etcd,qqsun8819/etcd,sinsharat/etcd,OyTao/etcd_learning,bluebreezecf/etcd,lorneli/etcd,a-robinson/etcd,li-ang/etcd,tguangch/etcd,heyitsanthony/etcd,sebrandon1/etcd,visheshnp/etcd,rnaveiras/etcd,xiang90/etcd,sofuture/etcd,chipironcin/etcd,jonboulle/etcd,dnaeon/etcd,insequent/etcd,zaphod-concur/etcd,fanminshi/etcd,etcd-io/etcd,siddontang/etcd,linuxcer/etcd,joshix/etcd,mqliang/etcd,YuleiXiao/etcd,swingbach/etcd,westhood/etcd,insequent/etcd,glevand/coreos--etcd,YuleiXiao/etcd,westhood/etcd,lumjjb/etcd,akauppi/etcd,CrazyJvm/etcd,purpleidea/etcd,OyTao/etcd_learning,ajityagaty/etcd,ktateish/etcd,hongchaodeng/etcd,jlamillan/etcd,tamird/etcd,endocode/etcd,jonboulle/etcd