features: add new feature bits to guard recent changes

features.go

@@ -8,4 +8,9 @@ var globalFeatures = lnwire.NewFeatureVector([]lnwire.Feature{})
 
 // localFeatures is an feature vector which represent the features which
 // only affect the protocol between these two nodes.
-var localFeatures = lnwire.NewFeatureVector([]lnwire.Feature{})
+var localFeatures = lnwire.NewFeatureVector([]lnwire.Feature{
+	{
+		Name: "new-ping-and-funding",
+		Flag: lnwire.RequiredFlag,
+	},
+})

lnwire/pong.go

@@ -2,7 +2,7 @@ package lnwire
 
 import "io"
 
-// PingPayload is a set of opaque bytes sent in response to a ping message.
+// PongPayload is a set of opaque bytes sent in response to a ping message.
 type PongPayload []byte
 
 // Pong defines a message which is the direct response to a received Ping