0.4
    * javascript-triggered message navigation hotkeys
    * per-archive custom stylesheets
    * short-circuit index load if there's no new work
    * added thread context view in message view
    * truncate repeated subject lines
    * build macho.core to speed up updates
    * add new delivery mode
    * reformat month indexes
    * miscellaneous bugfixes

0.3
    * Include all library dependencies in /lib
    * Drop cl-who in favor of static templates + html-template
    * Fix several message parsing bugs.

0.2
    * Add multi-level message quoting with highlighting.
    * Rewrite multipart message parsing routine.
    * Use memory more efficiently.

0.1
    * First public release.