Add support for PreSkip needed for Opus
Add support for PostPadding to make gapless playback cleaner
Merge branch 'master' of https://github.com/Matroska-Org/foundation-source into dev
rename PreSkip into CodecDelay with an explanation on how to use the value
renaming PostPadding to SilentPadding, allow negative values
typo
more typo fix
rename SilentPadding to DiscardPadding
update libmatroska2 with the spec changes
Merge branch 'master' of https://github.com/Matroska-Org/foundation-source into dev
add support for SeekPreRoll