Remove pmd and graph plugins
Remove pmd and graph plugins

These are no longer needed since we have Sonar.

Change-Id: I851977f5ba31bb6203057c9a1dff36960ba39572
Signed-off-by: Robert Varga <b8bd3df785fdc0ff42dd1710c5d91998513c57ef@cisco.com>

inocybe/odl-bgpcep,opendaylight/bgpcep,bigdataops/bgpcep,inocybe/odl-bgpcep,bigdataops/bgpcep