Ogg packet reader
ogg container in base system + tests
with-skipping-crc macro (although it is not what I wanted)
A note
Fixes and optimizations in bitreader
remove debug message
Experimental ogg flac reader
Fix compilation
Bug fixes. The first working variant of ogg reader
Export some symbols
Merge branch 'ogg'

add basic support for OGG container and ogg-wrapped flac
ogg-flac: Pass arguments to frame-reader correctly
ogg-flac: read other metadata blocks