raft: add state transition test
raft: add state transition test

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