Log Message:
Update to latex-mk-1.4
* Added support for lgrind.
* Added a dist target for creating a distribution archive of all source files.
* Added support for using tex2page for html output.
* When using pdflatex, directly convert tgif and xfig drawings to PDF instead
  of to encapsulated postscript.
* When using pdflatex, do not create @file{.dvi} files as part of the default
  target.
* Added a LANDSCAPE variable which when set will add landscape flags to various
  tools.
* Make the default flag for exporting xfig drawings to encapsulated postscript
  be -L eps instead of -L ps.