Librato actor
Docs and code forgotten from last push
Docs and undo change to deploy.py
Docs, cleanup and pep8
Addressing review feedback
Test for http auth in the base class
Rename Librato metric to name
Separate test for auth
Tests for the Librato Annotation actor

Also:
* Re-raise 400 errors with a friendy message
* Proper dryrun that tests auth
* Don't suppress tracebacks
Integration tests
Misc changes addressing review feedback
Seperated the execute test into dry and real tests

Also decorated all the tests to allow dry-runs via nose
Merge pull request #71 from Nextdoor/librato

Librato actor