fortune-mod 1.99.3 has been released: http://zgp.org/pipermail/linux-elitists/2016-December/014034.html
fortune-mod-1.99.4 was released two days after the announcement for 1.99.3. Doesn't look like there was an announcement for it, as far as a quick search goes.
Note to the Games Team, this newer version is a significant update, per the announcement, including a new build system and homepage.
fortune-mod 1.99.5 has been released: https://github.com/shlomif/fortune-mod/releases/tag/fortune-mod-1.99.5