Merge pull request #61 from cyrille-leclerc/master

Cleanup
Fix small typo
Merge pull request #62 from farnulfo/patch-1

Fix small typo
Output plugin to write metrics through into Stackdriver.  Initial version.
use UTF-8 instead of relying on default charset, solves findBugs issue as well as being better form in general
Merge pull request #63 from Stackdriver/master

Output plugin to write metrics through into Stackdriver.  Initial versio...