I've looked through the commit log for meegotouch-controlpanelapplets (the Settings app), the only changes are the 3 that have been listed above. Unless there is other app (outside Settings) that depends on the easter egg gconf key (which is very unlikely), I don't think there is anymore changes.

if you are interested for the commit log: https://github.com/nemomobile/meegot.../master?page=4