chore(peer_server): adjust code to make it more clear
chore(peer_server): adjust code to make it more clear

purpleidea/etcd,rnaveiras/etcd,kingland/etcd,fasaxc/etcd,barakmich/etcd,ajityagaty/etcd,nieanan/etcd,endocode/etcd,whuwxl/etcd,SivagnanamCiena/etcd,gouyang/etcd,gouyang/etcd,njucslqq/etcd,insionng/etcd,Eagle-X/etcd,etcd-io/etcd,offscale/etcd,fasaxc/etcd,vimalk78/etcd,es-chow/etcd,svdata/etcd,xueshanf/etcd,chai2010/etcd,dterei/etcd,Eagle-X/etcd,linuxcer/etcd,njucslqq/etcd,delkyd/etcd,hpcloud/etcd,njharman/etcd,tamird/etcd,spotify/etcd,bspline/etcd,improbable-io/etcd,mischief/etcd,glensc/etcd,justintung/etcd,cognusion/etcd,offscale/etcd,dterei/etcd,linuxcer/etcd,lorneli/etcd,sinsharat/etcd,junxu/etcd,OyTao/etcd_learning,armstrongli/etcd,xdlinear/etcd,plasticbox/etcd,onlyjob/etcd,imzhulei/etcd,shafreeck/etcd,pigfoot/etcd,fgbreel/etcd,buaazp/etcd,tempbottle/etcd,li-ang/etcd,jravetch/etcd,luxas/etcd,dannysauer/etcd,spacejam/etcd,QuantiumTechnology/etcd,jonboulle/etcd,wowsoso/etcd,TheHippo/etcd,sebschrader/etcd,xueshanf/etcd,akauppi/etcd,raoofm/etcd,dannysauer/etcd,sayden/etcd,wantonsolutions/dinv-etcd,csuideal/etcd,qiaochao911/etcd,xiang90/etcd,mkumatag/etcd,shawnps/etcd,CrazyJvm/etcd,zaphod-concur/etcd,cchamplin/etcd,gosharplite/etcd,mqliang/etcd,coreos/etcd,dalanlan/etcd,cchamplin/etcd,mgoelzer/etcd-fork2,yyljlyy/etcd,lzbgt/etcd,glycerine/etcd,arthurcolle/etcd,yifan-gu/etcd,devfreesg/etcd,pengzj/etcd,mgoelzer/etcd-fork2,handsomesun/etcd,akauppi/etcd,mickep76/etcd,Winslett/etcd,bakins/etcd,imzhulei/etcd,onlyjob/etcd,siddontang/etcd,hongbinz/etcd,rchicoli/etcd,nieanan/etcd,giantswarm/etcd,kingland/etcd,HideoYamauchi/etcd,heyitsanthony/etcd,xiang90/etcd,xebitstudios/etcd,nkhare/etcd,jmptrader/etcd,olark/etcd,freeloop1114/etcd,tamird/etcd,hpcloud/etcd,chai2010-playground/etcd,tempbottle/etcd,lumjjb/etcd,westhood/etcd,bakins/etcd,polvi/etcd,jefby/etcd,hongchaodeng/etcd,plasticbox/etcd,msanterre/etcd,wowsoso/etcd,achanda/etcd,jefby/etcd,a-robinson/etcd,etcd-io/etcd,Yhgenomics/etcd,TheHippo/etcd,bdarnell/etcd,ecnahc515/etcd,crandles/etcd,delkyd/etcd,jmptrader/etcd,raoofm/etcd,cvik/etcd,hroyrh/etcd,luxas/etcd,wantonsolutions/dinv-etcd,pauldallen/etcd,devfreesg/etcd,endocode/etcd,sinsharat/etcd,bluebreezecf/etcd,jeremyeder/etcd,cvik/etcd,lumjjb/etcd,cvik/etcd,jonboulle/etcd,heyitsanthony/etcd,etcd-io/etcd,honeyqa/etcd,chipironcin/etcd,steveeJ/etcd,snailwalker/etcd,dnaeon/etcd,Winslett/etcd,tguangch/etcd,gtank/etcd,elimisteve/etcd,joshix/etcd,mwitkow/etcd,mitake/etcd,fgbreel/etcd,wfxiang08/etcd,nekto0n/etcd,YuleiXiao/etcd,axingblog/etcd,ajityagaty/etcd,freeloop1114/etcd,cockroachdb/etcd,steveeJ/etcd,xychu/etcd,improbable-io/etcd,shakefu/etcd,siddontang/etcd,giantswarm/etcd,cognusion/etcd,qqsun8819/etcd,spotify/etcd,shakefu/etcd,asim/etcd,beni55/etcd,CrazyJvm/etcd,jlamillan/etcd,bspline/etcd,gyuho/etcd,yichengq/etcd,handsomesun/etcd,lzbgt/etcd,combk8s/etcd,sebrandon1/etcd,YuleiXiao/etcd,Yhgenomics/etcd,princeqjzh/etcd,robszumski/etcd,nekto0n/etcd,qiaochao911/etcd,mqliang/etcd,sebrandon1/etcd,joshix/etcd,youxidev/etcd,Timer/etcd,elimisteve/etcd,mischief/etcd,sayden/etcd,swingbach/etcd,arthurcolle/etcd,cockroachdb/etcd,sofuture/etcd,fanminshi/etcd,ajityagaty/etcd,olark/etcd,xdlinear/etcd,yifan-gu/etcd,insequent/etcd,gae123/etcd,robszumski/etcd,lorneli/etcd,vimalk78/etcd,rnaveiras/etcd,whuwxl/etcd,shafreeck/etcd,princeqjzh/etcd,gyuho/etcd,mwitkow/etcd,dalanlan/etcd,hongbinz/etcd,openedbox/etcd,yudai/etcd,zaphod-concur/etcd,fasaxc/etcd,axingblog/etcd,rnaveiras/etcd,xychu/etcd,honeyqa/etcd,rchicoli/etcd,csuideal/etcd,oscarrr110/etcd,tangkun75/etcd,asim/etcd,snailwalker/etcd,mitake/etcd,mickep76/etcd,StorReduce/etcd,gtank/etcd,mkumatag/etcd,justintung/etcd,betawaffle/etcd,mike-lerch/etcd,jravetch/etcd,hongchaodeng/etcd,a-robinson/etcd,spotify/etcd,SivagnanamCiena/etcd,yichengq/etcd,iamqizhao/etcd,svdata/etcd,coreos/etcd,mkumatag/etcd,hroyrh/etcd,insequent/etcd,qqsun8819/etcd,kkaneda/etcd,gosharplite/etcd,bdarnell/etcd,swingbach/etcd,jchauncey/etcd,beni55/etcd,gityf/etcd,jeremyeder/etcd,sebschrader/etcd,tguangch/etcd,achanda/etcd,glevand/coreos--etcd,gityf/etcd,ylong/etcd,insionng/etcd,njharman/etcd,ravigadde/etcd,fanminshi/etcd,crandles/etcd,ktateish/etcd,jlamillan/etcd,openedbox/etcd,ravigadde/etcd,glensc/etcd,betawaffle/etcd,wantonsolutions/dinv-etcd,gae123/etcd,youxidev/etcd,purpleidea/etcd,mwitkow-io/etcd,ylong/etcd,chenbaihu/etcd,HideoYamauchi/etcd,OyTao/etcd_learning,es-chow/etcd,mqliang/etcd,kkaneda/etcd,barakmich/etcd,QuantiumTechnology/etcd,pengzj/etcd,bluebreezecf/etcd,buaazp/etcd,sofuture/etcd,westhood/etcd,shawnps/etcd,li-ang/etcd,msanterre/etcd,yyljlyy/etcd,jchauncey/etcd,pauldallen/etcd,iamqizhao/etcd,spacejam/etcd,hzy001/etcd,StorReduce/etcd,mwitkow-io/etcd,yudai/etcd,oscarrr110/etcd,dnaeon/etcd,xebitstudios/etcd,combk8s/etcd,visheshnp/etcd,cvik/etcd,armstrongli/etcd,spotify/etcd,glycerine/etcd,chenbaihu/etcd,mike-lerch/etcd,visheshnp/etcd,polvi/etcd,chai2010/etcd,tangkun75/etcd,ktateish/etcd,nkhare/etcd,chipironcin/etcd,wfxiang08/etcd,glevand/coreos--etcd,Timer/etcd,ecnahc515/etcd,chai2010-playground/etcd,hzy001/etcd,junxu/etcd