[cvs-nhc98] patch applied (hat): New version of hat-trail for new file format.

Mon Apr 22 04:02:02 PDT 2002 malcolm * New version of hat-trail for new file format. M ./src/hattools/LowLevel.hs -59 +143 M ./src/hattools/Makefile -2 +1 M ./src/hattools/SExp.hs -83 +89 M ./src/hattools/artutils.c -14 +71 M ./src/hattools/artutils.h +1