CHANGELOG-3.4: add v2v3 emulation fix
CHANGELOG-3.4: add v2v3 emulation fix

Signed-off-by: Gyuho Lee <3454051ee3341eb69bdf6fca40899cdad4d86496@gmail.com>

gyuho/etcd,dannysauer/etcd,sebrandon1/etcd,ajityagaty/etcd,cockroachdb/etcd,sebrandon1/etcd,coreos/etcd,mkumatag/etcd,mqliang/etcd,vimalk78/etcd,fanminshi/etcd,mqliang/etcd,joshix/etcd,glevand/coreos--etcd,ajityagaty/etcd,li-ang/etcd,mkumatag/etcd,etcd-io/etcd,glevand/coreos--etcd,sinsharat/etcd,xiang90/etcd,mqliang/etcd,etcd-io/etcd,ajityagaty/etcd,xiang90/etcd,dannysauer/etcd,bdarnell/etcd,fanminshi/etcd,coreos/etcd,sinsharat/etcd,li-ang/etcd,joshix/etcd,gyuho/etcd,rnaveiras/etcd,mkumatag/etcd,rnaveiras/etcd,vimalk78/etcd,cockroachdb/etcd,bdarnell/etcd,rnaveiras/etcd,lorneli/etcd,etcd-io/etcd,lorneli/etcd