add basic info into the readme
add ability to use a custom formatter for graphite keys
suppress stderr during test so reporter is more readable
update classifier to indicate python 3 compatibility
fix how no dimension would break formatting
add a verbosity flag to help debugging
update to emit n lines for n statistics

previously, it would break if you were trying to get multiple
statistics at once
add ability to specify options in your config file
fix period calculations blew up each loop iteration