Update versions of SysMgr components

  db8 to 62
  keyboard-efigs to 1.02
  luna-applauncher to 1.00
  luna-prefs to 1.01
  luna-service2 146
  luna-sysmgr to 2
  luna-sysmgr-common to 2
  luna-sysservice to 1.04
  luna-systemui to 1.02
  luna-webkit-api to 1.01
  qt4  3
  webappmanager to 2

Remove obsolete workaround for db8 #61.1
Add a workaround for pbnjson #7

Open-webOS-DCO-1.0-Signed-off-by: Roger Stringer <roger.stringer@palm.com>

Change-Id: Ie679d30d83fddcf68bfcf3347f1079c1bb60d5ca
Reviewed-on: http://g2g.palm.com/1176
Reviewed-by: Build Verification
Tested-by: Roger Stringer <roger.stringer@palm.com>
Reviewed-by: Roger Stringer <roger.stringer@palm.com>