TODO

0.14
----

*) data structures
	*) remove changes made to linked list for TagTracker

*) input plugins
	*) add support for playing aac streams

*) Add support for 24-bit audio

*) cleanup linked list code!

*) add error codes for status->error

*) Cleanup Config File Code

*) audio output
	*) allowing "pausing" of audio output devices
	*) while pausing, play silence for the devices that don't support
	   "pausing"
	*) more accurate time reporting by determining how much of audio_device
                buffer has been played

*) state
	*) abstract out state code from playlist.c
	*) put MPD Version in statefile

*) add playlistreplace command (replace current playlist with saved playlist
                                and keep playing)

0.15.0
------
*) support for dynamically loading plugins
	*) cleanup input plugins "API"
	*) cleanup output plugins "API"

*) implement listener socket protocol as documented here:
	http://mpd.wikia.com/wiki/MusicPlayerDaemonListenerProtocol


???
---
*) mixer
	*) add sun support
	*) add OS X support
*) audio output
	*) write a nas native audioOutput
	*) write a sun native audioOutput

1.0
---

*) bug fixes

post-1.0
--------

*) rewrite audio pipe
	*) use pthreads/clone
		*) try to constrain the use of pthread mutex's and condition's
			to specific output plugins
	*) use pull model for audio_output
	*) threads
		0) managing thread
			*) receives commands
			*) manages state
			*) handles time/metadata sending
		1) decoding thread
		2) effects thread
			*) crossfading
			*) *command* resampling/conversions
		3) audio_output thread
			*) thread for each audio_output device

*) dynamic metadata
	*) implement by recording the ftell positions of entries
	*) buffer changes and flush them once every 60 seconds
	*) buffer changes while doing an update
	*) be sure to check that the metadata "header" is what we expect
	   before writing at the position
	*) add support for:
		*) last time played
		*) times played
		*) times skipped
		*) ranking