[cvs-nhc98] patch applied (hat): Add Haskell pretty printer to hat-detect and hat-observe.

[Malcolm Wallace]

Fri Sep 21 03:00:05 PDT 2001  olaf
  * Add Haskell pretty printer to hat-detect and hat-observe.
  
  Very large output that cannot fit into given width is still a problem, everything is broken down and indentation can exceed several lines.

    M ./src/hattools/HatDetect.hs -8 +16
    M ./src/hattools/HatExpressionTree.hs +1
    M ./src/hattools/HatObserve.hs -5 +10
    M ./src/hattools/Hatdetect.hs -8 +16
    M ./src/hattools/Hatobserve.hs -5 +10
    M ./src/hattools/Makefile -2 +2
    A ./src/hattools/PrettyExp.hs
    A ./src/hattools/PrettyLib.hs