webos-image: Update layer pins for 2013-11-04

meta-webos as of 2013-11-04 14:30:17 -0800

e94ba6e webos-image: Enable tracepoints for luna-service2
fa48892 webos-image: luna-service2=160
ad12e90 webos-image: libpbnjson=24,v2.1.1

Open-webOS-DCO-1.0-Signed-off-by: Susan Montooth <susan.montooth@lge.com>

Change-Id: I831319d5ef88b8d76d64edcb2f83ab4a946af989
Reviewed-on: https://g2g.palm.com/3781
Build: Susan Montooth <susan.montooth@lge.com>
Reviewed-by: Build Verification
Reviewed-by: Susan Montooth <susan.montooth@lge.com>
Tested-by: Susan Montooth <susan.montooth@lge.com>