[cvs-nhc98] patch applied (hat): First version of `hat-explore' , a textual version of hat-trail.

[Malcolm Wallace]

Wed Feb  6 09:15:19 PST 2002  malcolm
  * First version of `hat-explore', a textual version of hat-trail.

    M ./src/hattools/HatTrace.gc -1 +18
    A ./src/hattools/HighlightStyle.hs
    M ./src/hattools/Makefile -4 +12
    A ./src/hattools/PrettyLibHighlight.hs
    A ./src/hattools/SExp.hs
    M ./src/hattools/utils.c +22