Update ONOS version to 1.6.0-rc4

Change-Id: Ie8af0c3ca975e7eb5f2ee34af89a8028fdf98ad8
1 file changed
tree: d4654f091589552b76a61fc0ceff8de6c18a24be
  1. .gitignore
  2. .gitreview
  3. pom.xml
  4. src/