build: update to latest btcwallet+btcd

go.mod

@@ -5,10 +5,10 @@ require (
 	github.com/NebulousLabs/fastrand v0.0.0-20180208210444-3cf7173006a0 // indirect
 	github.com/NebulousLabs/go-upnp v0.0.0-20180202185039-29b680b06c82
 	github.com/Yawning/aez v0.0.0-20180114000226-4dad034d9db2
-	github.com/btcsuite/btcd v0.0.0-20190426011420-63f50db2f70a
+	github.com/btcsuite/btcd v0.0.0-20190523000118-16327141da8c
 	github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f
 	github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d
-	github.com/btcsuite/btcwallet v0.0.0-20190424224017-9d95f76e99a7
+	github.com/btcsuite/btcwallet v0.0.0-20190524003533-2c05240dff28
 	github.com/btcsuite/fastsha256 v0.0.0-20160815193821-637e65642941
 	github.com/coreos/bbolt v1.3.2
 	github.com/davecgh/go-spew v1.1.1