framework: Custom lock screen background [1/2]

Patch Set 1:    * port the custom lock screen feature from
                  ics (http://review.cyanogenmod.org/#/c/16915)

                * thanks to Danny Baumann, who reworked the
                  framework part to work after Jelly Bean 4.2
                  lockscreen changes

Patch Set 2-3:  * remove obsolete files

Patch Set 4-7:  * revert XML changes

Patch Set 8,9:  * rebased

Patch Set 10:   * fix minor code style

Change-Id: I800506a9f9e001f659ee29b8b2dbe3464e5198f9
Lockscreen: longpress on expand challenge handle

- Unsecure screen lock, long press will unlock the device
- Secure screen lock, long press and widget will fade into the background and secure method is displayed

Change-Id: I7d980f8e7e07226c97a64a63910a1410e6fb84c0
Audioservice: fix A2dp support on Samsung's Audio Policy HAL.

Samsung's audio policy HAL doesn't handle A2DP delay commands
correctly which was merged in JB.
Adds a nodelaya2dp config option.

Change-Id: I188c6e59fdf1b30bef41d8e1aa84ac5319f3bcc3

Patch Set 11: add baked's personal touch to this

Signed-off-by: travp624 <travp624@gmail.com>