Changes by: Nathaniel Gray (n8gray at cs.caltech.edu)
Date: 2003-11-21 14:59:22 -0800 (Fri, 21 Nov 2003)
Revision: 282
Log message:

      Added cross-session readline history support.  Use environment variables
      MP_HISTORY_FILE (default ~/.metaprl_history) and MP_HISTORY_LENGTH (default 100)
      to customize behavior.
      

Changes by: Aleksey Nogin (nogin at cs.caltech.edu)
Date: 2003-11-24 16:34:17 -0800 (Mon, 24 Nov 2003)
Revision: 285
Log message:

      - Do not print a warning message in the Readline history file does not exist.
      
      - Fixed some of the summary dforms (this is a follow-up for
      http://cvs.cs.cornell.edu:12000/commitlogs/metaprl/2003-11.html#03/11/19.14:50:46 )
      
      - Updated the BUGS list a bit.