Supported added for reterving Plugin list for Network and Volume.
Also, plugin information in docker info output.
@@ -39,6 +39,9 @@ Here is a sample output:
Dirs: 80
Execution Driver: native-0.2
Logging Driver: json-file
+ Plugins:
+ Volume: local
+ Network: bridge null host
Kernel Version: 3.13.0-24-generic
Operating System: Ubuntu 14.04 LTS
CPUs: 1
