Metric naming example

[marianaguzman]

added 'If using more metrics than the ones in the default template, be sure write the metric names without spaces like: "metrics" : "status,master,newrelic,innodb_status,buffer_pool_stats",.'

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}