Change OFP feature dependency
Change OFP feature dependency

 - changed odl-openflowplugin-nsf-services to odl-openflowplugin-flow-services
   since the first will be removed. Actual behaviour should be still preserved.

Change-Id: I05b20c96be446c157e362fa0f5fd66d93cd771c2
Signed-off-by: Andrej Leitner <003b33718b83e63e92da276a7ef7706da0232c5f@cisco.com>

opendaylight/netvirt,opendaylight/netvirt,opendaylight/netvirt,opendaylight/netvirt,opendaylight/netvirt