[add Ord instance for E
John Meacham <john@repetae.net>**20050916023751] hunk ./E/E.hs 81
-	deriving(Data,Eq, Typeable, Show)
+	deriving(Data,Eq, Ord, Typeable, Show)
hunk ./E/E.hs 161
-    deriving(Data,Show,Eq,Typeable)
+    deriving(Data,Show,Eq,Ord,Typeable)