BUG-2352: Remove commons-io from features
BUG-2352: Remove commons-io from features

Yangtools OSGi artifacts no longer require commons-io at runtime, so
remove it from the feature.

Change-Id: I22fb194cd670f3dbe9af4eb4cdc079bdd2bba29d
Signed-off-by: Robert Varga <b8bd3df785fdc0ff42dd1710c5d91998513c57ef@cisco.com>

522986491/yangtools,opendaylight/yangtools,NovusTheory/yangtools,opendaylight/yangtools