[add toList to Util.SetLike
John Meacham <john@repetae.net>**20061121025711] hunk ./Util/SetLike.hs 53
+    toList :: s -> [t]
hunk ./Util/SetLike.hs 80
+    toList s = IS.toList s
hunk ./Util/SetLike.hs 98
+    toList s = S.toList s
hunk ./Util/SetLike.hs 180
+    toList (EnumSet s) = map toEnum $ toList s