By default behaviour hasn't been changed, `gzip'. You can now compress
them with bzip2 or lzma. By default -9 is always used, we are worried
about size here so I don't think it should be tweakable.
A new option for initramfs.conf has been added COMPRESSION_TYPE.
--HG--
extra : convert_revision : 4ad57146dc1b7bee2585c1d4d792b3ea242e1fd3