WARNING: This model driver is not thoroughly tested, yet.  It should
WARNING: be considered beta quality!

This model driver is based on the LAMMPS implementation of the Tersoff
potential.  LAMMPS is available at http://lammps.sandia.gov/.

For information about the parameter file and the form of the potential
see http://lammps.sandia.gov/doc/pair_tersoff.html for now.

The core part of energy/force calculation is adapted from code in
LAMMPS.  LAMMPS is licensed under GPLv2, which then also applies to
the whole model driver.  See the LICENSE file for details.

Author: Tobias Brink <brink@mm.tu-darmstadt.de>