included a tagging example, more info on counters, and metric names
included a tagging example, more info on counters, and metric names

inokappa/documentation,inokappa/documentation,jhotta/documentation,macobo/documentation,jhotta/documentation,inokappa/documentation,macobo/documentation,macobo/documentation,jhotta/documentation,inokappa/documentation,inokappa/documentation,macobo/documentation,jhotta/documentation,jhotta/documentation,macobo/documentation,jhotta/documentation