[cvs-nhc98] patch applied (hat): Added module TraceDerive of the new deriving mechanism for tracing,

[Malcolm Wallace]

Tue Feb 12 02:44:36 PST 2002  olaf
  * Added module TraceDerive of the new deriving mechanism for tracing,
  which I had forgotten last time.
  
  Also corrected a bug in pretty printing (newtype).

    M ./src/compiler98/PrettySyntax.hs -1 +6
    A ./src/compiler98/TraceDerive.hs
    A ./src/hattrans/TraceDerive.hs