Add navigation components 131-150; pixel Pad, Finish, Park, Since

input/radio.go

@@ -58,5 +58,5 @@ func dot(g pixel.Canvas, text string, on bool, st pixel.State) {
 		ink = pixel.Faint
 	}
 	g.Text(12, 0, text, ink, 1)
-	finish(g, st)
+	g.Finish(st)
 }