Added comment for "user" option in drive-audit config
Added comment for "user" option in drive-audit config

Change-Id: I24362826bee85ac3304e9b63504c9465da673014

nadeemsyed/swift,matthewoliver/swift,swiftstack/swift,smerritt/swift,psachin/swift,nadeemsyed/swift,redbo/swift,clayg/swift,swiftstack/swift,nadeemsyed/swift,notmyname/swift,notmyname/swift,tipabu/swift,psachin/swift,openstack/swift,matthewoliver/swift,openstack/swift,smerritt/swift,clayg/swift,hurricanerix/swift,openstack/swift,hurricanerix/swift,smerritt/swift,swiftstack/swift,clayg/swift,clayg/swift,notmyname/swift,tipabu/swift,matthewoliver/swift,redbo/swift,tipabu/swift,hurricanerix/swift,tipabu/swift,hurricanerix/swift,notmyname/swift,matthewoliver/swift,nadeemsyed/swift,smerritt/swift,psachin/swift,psachin/swift,openstack/swift