server: Rename bootstrappedWal variables to bwal to separate it from wal package
server: Rename bootstrappedWal variables to bwal to separate it from wal package

etcd-io/etcd,mqliang/etcd,rnaveiras/etcd,mqliang/etcd,ajityagaty/etcd,etcd-io/etcd,rnaveiras/etcd,mqliang/etcd,rnaveiras/etcd,etcd-io/etcd,mkumatag/etcd,gyuho/etcd,ajityagaty/etcd,ajityagaty/etcd,gyuho/etcd,mkumatag/etcd,mkumatag/etcd