Added erlang_stats for remote erlang node metrics gathering
Proper script naming
Added some erlang:statistics/1 metrics and fixed rpc calls
Fixed name clash on set_cookie. Fixed exit status on error
Fixed metrics namespacing when manually defining a scheme
Added documentation for handling failure
Lots of refactoring. Added named process metrics support and debug mode
Merge pull request #432 from priestjim/erlang_stats

Added erlang-metrics for remote erlang node metrics gathering