src/Pure/proof_general.ML

--- a/src/Pure/proof_general.ML	Mon Dec 04 20:48:57 2006 +0100
+++ b/src/Pure/proof_general.ML	Mon Dec 04 21:33:36 2006 +0100
@@ -1522,3 +1522,5 @@
 
 
 end;
+
+structure ProofGeneralPgip = ProofGeneral;  (* for forward compatibility *)