v3.1.0

If you set the DEBUG environment variable to librato-simple you will get debugging output to stdout.

• Merge pull request #6 from noblesamurai/debugging 16e250a
• Update README.md a14373e
• Update README.md ca351d7

v3.0.0...v3.1.0

v3.0.0

Drops support for node 6.x.

• update engines 251b206
• Fix failing CI build. e80d51f
• Fix npm version badge. 3aab0fd

v2.1.0...v3.0.0