Log Message:
Update to 1.2.0:

1.2.0 - January 27, 2014
 - Added missing ao_file_extension() (see Trac #1841)
 - Fixed memory leak in ao_shutdown() (see Trac #1799)
 - Updated manpage libao.conf.5 (see Trac #1822)
 - Corrected doc/ao_play.html (see Trac #1808)
 - Latency adjustments
 - Implement PulseAudio client_name (see Trac #1924)
 - Other ALSA, Pulse, Roar, sndio and MacOS driver improvements