support for botclient refactor

protocol.go

@@ -74,6 +74,7 @@ type GameParam struct {
 	// TODO: should have information about max points in here
 	BoardSize BoardSize `json:"boardsize"`
 	MaxPoints int       `json:"max_points"`
+	Encoding  string    `json:"encoding"`
 	Type      string    `json:"type"`
 }