prometheus/client_golang — pull request #23 by matttproud (2013-07-21 15:51:50+00:00)
Title: Refresh of Histogram/Summary Behavior to Reflect Modern Expectations

Major Changes:

1. Self-contained build environment.
2. Inclusion of total sum and count of samples in the Summary.
3. Inclusion of Summary samples purge interval, which the present Java client supports.