class UrlOptions support specify leading str.
PVRChannelsOSD: add PreviousChannelGroup/NextChannelGroup actions handling
PVRChannelsOSD: remove hardcoded left/right navigation
AE: Fix menu sounds by decreasing buffer(max 200 ms) and periodSize(50 ms)
droid: refactor JNI into a manager class
droid: re-add BroadcastReceiver
droid: rename JNI files to JNIManager
droid: give the JNIManager our activity instance
droid: Only load libxbmc.so from the first loaded java class
[confluence] PVRChannelsOSD: use recently added Previous/NextChannelGroup actions
use max frames per slice suggested by apple for play audio after lock screen on ios
adjust audio engine can auto-resume from suspend state for ios.
add UnPause and real Pause method on ApplicationMessenger
change to use PRINT_SIGNATURE() for object-c common method trace, add debug log for important methods
add background mode/flag in the main Application and used in ios
accept control from ios control bar (on lock screen and left of multi-task bar)
support show nowPlaying item info on ios lock screen and media control bar
handle ios interruption and app active/inactive/bg switch perperly.

also suspend audio engine when needed, which affect the status of
play-pause button on ios media control bar.
disable ios network auto-suspend after lock and screen goes dark
Add codec, bitrate and channels to the "audiostreams" result of Player.GetProperties.
This makes Player.Audio.Stream and Player.Audio.Stream.Extended equal. Therefore Player.Audio.Stream.Extended is dropped.