librato/librato-services — pull request #84 by collinvandyck (2014-10-17 22:28:16+00:00)
Title: Ensure that the email subjects stay consistent

- will help out with threading for clients that support it

Tests already exist for the message bodies (see the output class) which as used in the email message body payloads -- these differentiate amongst the different types of clearing as well as the timestamps.