Changes by: Aleksey Nogin (nogin at cs.caltech.edu)
Date: 2000-05-05 19:50:23 -0700 (Fri, 05 May 2000)
Revision: 2956
Log message:

      Added some comments on usage of RefineError exceptions.
      

Changes	Path
+11 -2	metaprl/refiner/refsig/refine_error_sig.ml