Supported added for reterving Plugin list for Network and Volume. Also, plugin information in docker info output.
Supported added for reterving Plugin list for Network and Volume.
Also, plugin information in docker info output.

Signed-off-by: Kunal Kushwaha <b1bd878ae25b05ef328fec75ec3b5f4fe91d9ae8@lab.ntt.co.jp>

dnephin/cli,dnephin/cli,allencloud/cli,Zebrilee/cli,docker/cli,redpanda/cli,ashfall/cli,ashfall/cli,allencloud/cli,cpuguy83/cli,e11137/cli,riyazdf/cli,cpuguy83/cli,riyazdf/cli,e11137/cli,Zebrilee/cli,docker/cli,redpanda/cli,thaJeztah/cli,thaJeztah/cli