[cvs-nhc98] patch applied (nhc98): Add packages html and xhtml to default build.

[Malcolm Wallace]

Fri May 25 07:17:46 PDT 2007  Malcolm.Wallace at cs.york.ac.uk
  * Add packages html and xhtml to default build.
  Also, make it easier to attempt to build other packages that do not
  currently work in nhc98, but someone might want to try.

    M ./Makefile -3 +9