Make NewLogo more flexible

id.go

@@ -11,8 +11,8 @@ type ID struct {
 }
 
 // NewID creates a new ID. It returns a *ID.
-func NewID(id IRI) *ID {
-	return &ID{URI: IRI(id)}
+func NewID(uri IRI) *ID {
+	return &ID{URI: IRI(uri)}
 }
 
 // Check checks the ID for incompatibilities with RFC4287. It returns an error.