* qatar/master:
mpegvideo: drop unnecessary arguments to hpel_motion()
mpegvideo: drop 'inline' from some functions
nellymoserdec: drop support for s16 output.
bmpdec: only initialize palette for pal8.
build: Properly remove object files while cleaning
flacdsp: arm optimised lpc filter
compat/vsnprintf: return number of bytes required on truncation.
Merged-by: Michael Niedermayer <michaelni@gmx.at>