New upstream snapshot + changelog summary (Closes: #900597)

~~~~
src/github.com/docker/go-metrics/timer.go:39:17:
 cannot use lt.m.WithLabelValues(labels...) (type prometheus.Observer) as type prometheus.Histogram in field
 value:
        prometheus.Observer does not implement prometheus.Histogram (missing Collect method)
~~~~
1 job for debian/0.0_git20180209.399ea8c-1 in 2 minutes and 8 seconds (queued for 2 minutes and 28 seconds)
latest
Status Job ID Name Coverage
  Test
passed #23569
test_the_archive

00:02:08