Log Message:
Update to 2.1.2. Okayed by maintainer.

Changes and history are not up-to-date.
Webpage at
 http://avidemux.berlios.de/dotclear/index.php?2006/03/05/8-212-is-out
says:
     * workaround to depack badly packed xvid bitstream
     * unplayable avi by windows media player / totem
     * bad computation of audio length for mpeg2 cut
     * mplayer delogo ui
     * some sub enhancement
     * crashfix for some 3gp/mp4/mov files
     * multiple audio track support for 3gp/mp4/mov
     * properly initialize faad when sbr is usedin 3gp/mp4/mov
     * better handling of bframe in 3gp/mp4/mov
     * fixed ffv1rec
     * updated lavcodec
(I don't know which of these is form the 2.1.0 update.)

I tested this with playing mpeg, saving a mpeg and also adding
an audio channel.