etcdserver: make raft use leveled logger
etcdserver: make raft use leveled logger

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