Log Message:
Update to 2.0.31. Split off not always needed dependencies
(lame, mplayer, portaudio) into options and default them to off.

Changes in 2.0.31

    Fix a problem where large regular syncs sometimes timed out.

Changes in 2.0.30

If youâre using the alternate build on an older Mac, this upgrade
is necessary to keep syncing.
    Disable embedded fonts on OSX to prevent crashes.
    The Browse screen on OSX now deletes cards when you press Fn+Del, not Del.
    Fix a syncing bug triggered by importing apkgs with custom deck options.
    Fix saved searches not being synced (thanks to Houssam).
    Fix "check database" not saving changes after fixing an AnkiDroid \ 
problem.