ffmpeg 2.4.1
Bump revision for dependants on ffmpeg
caudec: add 1.6.4_1 bottle.
cmus: update 2.6.0_1 bottle.
ffmpeg: update 2.4.1 bottle.
libquicktime: update 1.2.4_1 bottle.
mediatomb: add 0.12.1_1 bottle.
open-scene-graph: add 3.2.0_1 bottle.