step version number, year, and changelog to reflect fixed bug.

#    20161001   Added instructions in CMAP section to fix problem if 'ter'

#                 is not designated in the .pdb file to identify last amino acid

#    20161005   Added tweak to embed command line in generated LAMMPS input

#    20181120   Fix topology parsing bug

#

#    General    Many thanks to Paul S. Crozier for checking script validity

#               against his projects.

    my $notes;

    $program            = "charmm2lammps";

    $version            = "1.9.1";

    $year               = "2016";

    $version            = "1.9.2";

    $year               = "2018";

    $add                = 1;

    $water_dens         = 0;

    $ions               = 0;