playlist infrastructure, better error handling

added copyrights
basic pls and m3u support
added .apk
added like/dislike buttons to widget
better error handling

handles shoutcast ICY instead of HTTP/1.*
handles shoutcast 400 full
handles 404
Merge remote-tracking branch 'origin/master'

Conflicts:
	src/com/shinymayhem/radiopresets/ServiceAudioFormat.java
	src/com/shinymayhem/radiopresets/ServiceRadioPlayer.java
Merge branch 'opinions'