Wiki: add admin tool description to clarify that admin example assumes that DNS name that lists all meta server nodes IPs.
Wiki: add admin tool description to clarify that admin example assumes that DNS name that lists all meta server nodes IPs.

quantcast/qfs,quantcast/qfs,quantcast/qfs,quantcast/qfs,quantcast/qfs,quantcast/qfs,quantcast/qfs,quantcast/qfs