Annotated meta server configuration file: add file system id section with the relevant parameters descriptions. Fix crypto keys section by adding keys file name parameter description.
Annotated meta server configuration file: add file system id section with the relevant parameters descriptions. Fix crypto keys section by adding keys file name parameter description.

fengshao0907/qfs,qnu/qfs,quantcast/qfs,chanwit/qfs,thebigbrain/qfs,thebigbrain/qfs,quantcast/qfs,qnu/qfs,chanwit/qfs,fengshao0907/qfs,thebigbrain/qfs,chanwit/qfs,quantcast/qfs,qnu/qfs,chanwit/qfs,quantcast/qfs,quantcast/qfs,fengshao0907/qfs,fengshao0907/qfs,thebigbrain/qfs,qnu/qfs,chanwit/qfs,qnu/qfs,fengshao0907/qfs,thebigbrain/qfs,fengshao0907/qfs,fengshao0907/qfs,qnu/qfs,chanwit/qfs,qnu/qfs,thebigbrain/qfs,thebigbrain/qfs,quantcast/qfs,chanwit/qfs,thebigbrain/qfs,chanwit/qfs,fengshao0907/qfs,quantcast/qfs,qnu/qfs,quantcast/qfs