[cvs-nhc98] patch applied (hat): Add pretty-printing of field update expressions.

[Malcolm Wallace]

Fri Jul  5 10:09:42 PDT 2002  malcolm
  * Add pretty-printing of field update expressions.

    M ./src/hattools/LowLevel.hs +7
    M ./src/hattools/SExp.hs -4 +35
    M ./src/hattools/artutils.c -2 +44
    M ./src/hattools/artutils.h +1