1.0 Kevin Lenzo <lenzo@cs.cmu.edu>
Moved things back under lib/ in the vain hope that
the docs would get installed by CPAN.pm
Changed the License to same terms as Perl itself.
0.9_00 Kevin Lenzo <lenzo@cs.cmu.edu>
Changed set_map and get_map to accept hashes
rather than hashrefs.