raft: remove unused commentted-out code
raft: remove unused commentted-out code

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