Update ONOS version to 1.6.0-rc4

Change-Id: I54cd2c09f6eedd032ff295b506886deafd9ae597
1 file changed
tree: fb309449fc9bd63003ecb7257c12aa7999cd985f
  1. .gitignore
  2. .gitreview
  3. pom.xml
  4. src/