Log Message:
Update molden to 4.2.  Patch provided by Osamu OISHI, the MAINTAINER.

Changes since 4.0:
- Corrected a few fortran syntax errors, thnx to Gyepes R.
- on some platforms molden would not write a z-matrix, after stating
  that it just did. fixed.
- radical changes in the way proteins can be manipulated with the
  z-matrix editor
- The zmatrix conversion for proteins containing nucleotides has been
  improved, it will now create a zmatrix.
- The windows version of molden now start the opengl helper program
  mogl, when you click a *.ogl file in the read file window.
- Now when you apply the tinker amber force, automatically the charges
  associated with the atoms belonging to amino acid residues are set.
- Added interactive docking.
- More bug fixes and improvements.