Fix double UTF-8 encoding on output files.
makeinfo / texi2any does not seem to provide a way of setting
it globally for toplevel files.

Add the low overhead pipe mode and the extended broadcast mode.
Export the options as 'syncponts' since it impacts only that.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Snow is a toy codec with no real-world use and horrible code.

Plain text (utf8 encoded) data can be muxed and demuxed in nut.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

The native tags will be used when available.