webos-image: Update layer pins for 2013-10-18

meta-webos as of 2013-10-18 14:32:35 -0700

3a33556 nodejs: Remove mksnapshot from emulator builds

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

Change-Id: Ib120a2300c5182aa12d4b4d44781240816461395
Reviewed-on: https://g2g.palm.com/3684
Reviewed-by: Build Verification
Reviewed-by: Susan Montooth <susan.montooth@lge.com>
Tested-by: Susan Montooth <susan.montooth@lge.com>