upstart: backport patch from upstream upstart to enable rebootcmd functionality

See https://bazaar.launchpad.net/~xnox/upstart/rebootcmd/revision/1433 for more details.

Open-webOS-DCO-1.0-Signed-off-by: Simon Busch <morphis@gravedo.de>
packagegroup-webos-ports-extended: add gstreamer + plugins

Signed-off-by: Simon Busch <morphis@gravedo.de>
Revert "packagegroup-webos-ports-extended: add gstreamer + plugins"

This reverts commit b29c6a9d195cfa5116eba07171f7a97d4487095a.
connman: don't remove scripts directory if it's not empty

The scripts directory has some content when VPN support is activated:

OE @webos ~/data/oe/webos-ports-setup/webos-ports $ ls [...]/image/usr/lib/connman/scripts
openconnect-script

Signed-off-by: Simon Busch <morphis@gravedo.de>