allow 4CIF with H263+
gsm: reject ptimes smaller than 20ms.
Compilation issue: uninitialized var.
Depend on automake 1.9 and tar-pax (posix2001)

make dist was limited to 99 character long filenames.
fix wrong sampling rate at first startup
add audio encoder methods
fix memory leak when using some yuv camera on windows and linux
Define types for ms_list iterate functions.
Videofilter msdscap: Test formattype and cbFormat size before making cast
fix 32 video issue on macosx, enable video build with SWSCALE only
remove ms_message traces when pixconf allocate a new buffer
make sure io unit is always destroyed even if not already started
fix linux 32 bits compilation issue
re-enable mediastream video for IOS
Merge commit 'f0f54f7'
disable multi thread support for vp8 on IOS simulator
fix opus build, remove deprecated function from macsnd.c
Check required tool xxd
hide deprecated warning from macsnd.c
use automake viariable instead of shell function (better for filesystem with spaces