rename newDUFF.frc to DUFF2.frc
adding new EAM force field files
merge WATER force field into DUFF
change the force constant of bonds
minor fix in DUFF
minor fix in force field file
minor fix
new ForceField format
new DUFF forcefield
adding new format DUFF force field
add Makefile
Import of OOPSE v. 2.0