1.2     2019-06-04

 * Make MD5 implementation work on 64 bit machines.
 * Change Makefile so it can be built for Lua 5.2 and Lua 5.3.
 * Switch test suite from Lunit 0.5 to Lunitx 0.8.1 for Lua 5.2
   and 5.3 compatibility and simplify the way the tests are run.

1.1     2012-07-16

 * Add new algorithm 'hex_decode'.
 * Switch test suite from Lunit 0.3 to Lunit 0.5.
 * Some bug fixes and packaging improvements.

1.0     2007-09-14

 * Initial release.
