BUG-2625: bump to equinox 3.9.1
BUG-2625: bump to equinox 3.9.1

Change-Id: If1268c6ac57d04d561d55e09024ad8f5334299e8
Signed-off-by: Robert Varga <b8bd3df785fdc0ff42dd1710c5d91998513c57ef@cisco.com>

opendaylight/vtn,opendaylight/vtn,opendaylight/vtn,opendaylight/vtn,opendaylight/vtn,opendaylight/vtn,opendaylight/vtn