integration: test RejectOldCluster
integration: test RejectOldCluster

plasticbox/etcd,coreos/etcd,glevand/coreos--etcd,xiang90/etcd,whuwxl/etcd,bluebreezecf/etcd,mqliang/etcd,lorneli/etcd,armstrongli/etcd,tguangch/etcd,joshix/etcd,rnaveiras/etcd,lumjjb/etcd,cockroachdb/etcd,li-ang/etcd,insequent/etcd,vimalk78/etcd,sebrandon1/etcd,cockroachdb/etcd,bluebreezecf/etcd,lorneli/etcd,visheshnp/etcd,gyuho/etcd,vimalk78/etcd,a-robinson/etcd,mqliang/etcd,joshix/etcd,rnaveiras/etcd,visheshnp/etcd,mickep76/etcd,tguangch/etcd,sinsharat/etcd,gyuho/etcd,CrazyJvm/etcd,lumjjb/etcd,handsomesun/etcd,plasticbox/etcd,whuwxl/etcd,sinsharat/etcd,akauppi/etcd,dannysauer/etcd,ajityagaty/etcd,CrazyJvm/etcd,YuleiXiao/etcd,rnaveiras/etcd,li-ang/etcd,etcd-io/etcd,mkumatag/etcd,mkumatag/etcd,mickep76/etcd,etcd-io/etcd,ajityagaty/etcd,fanminshi/etcd,armstrongli/etcd,sebrandon1/etcd,mqliang/etcd,heyitsanthony/etcd,fanminshi/etcd,a-robinson/etcd,coreos/etcd,handsomesun/etcd,YuleiXiao/etcd,yudai/etcd,insequent/etcd,heyitsanthony/etcd,bdarnell/etcd,jlamillan/etcd,glevand/coreos--etcd,mkumatag/etcd,bdarnell/etcd,xiang90/etcd,jlamillan/etcd,dannysauer/etcd,etcd-io/etcd,ajityagaty/etcd,yudai/etcd,akauppi/etcd