0.3.0 Release


    skip non-regular files in /etc/iaxmodem (Julien BLACHE)
    take caution against bad refresh negotiations from the server
    update spandsp to snapshot 20070502 (adds V.17 rx support)
    improve the ability to detect quiet signalling (spandsp: fsk min_power)
    improve the sensitivity to carrier loss (spandsp: power_meter)
    improve tcflushing when getty not reading pty and buffer fills,
        prevents fast looping when buffer is filled


The source code for IAXmodem can be downloaded here: http://sourceforge.net/project/showfiles.php?group_id=148814.