tree 795efc4a2e629b7abb4b5d1b4a976ba37041cb1b
parent 9930da54a6607ba34d84bbdfdda36906cc7be9d7
author Pier Luigi <pierventre@hotmail.com> 1516036003 +0100
committer Charles Chan <rascov@gmail.com> 1518811030 -0800

[CORD-2486] Improve Mcast CLI APIs

It adds following commands:
- sr-mcast-tree which shows the mapping group-tree
- sr-mcast-next which shows the mapping device-next
- mcast-routes which is similar to the unicast command (routes)

It improve following commands:
- mcast-join adds completer and improves output
- mcast-delete adds completer and improves output
- mcast-show improves output and adds completer

Change-Id: I4e273ac23b05142026b6b77317b0c9b7af76c3ec