Revision history for Algorithm-Diff-Callback
0.111   14.10.16
        * Provide a META.json file.
0.110   18.08.16
        * Switch to List::Util from List::MoreUtils.
0.100   28.12.12
        * Rewrite to use keys instead of positional parameters.
        * Much cleanup.
        * Dzilify.
0.03    03.07.10
        * You can now remit a subroutine reference if you don't want.
0.02    08.05.10
        * Forgot the most important dependency.
0.01    05.05.10
        (5 + 5 = 10)
        * First version, done at 1AM.