Implemented hashCode() and equals() as it could come in handy if we want to stick objects in a collection.
Implemented hashCode() and equals() as it could come in handy if we want to
stick objects in a collection.


git-svn-id: a1a4b28b82a3276cc491891159dd9963a0a72fae@4852 542714f4-19e9-0310-aa3c-eee0fc999fb1

threerings/narya,threerings/narya,threerings/narya,threerings/narya,threerings/narya