Help needed: vendor files for Prometheus support

These are the vendor files needed for Prometheus support.
I have not been able to figure out how to do this properly with gopkg.

vendor/github.com/miolini/datacounter/.travis.yml

@@ -0,0 +1,23 @@
+language: go
+
+# The feature/go15 branch uses new features in go15. Only testing this branch
+# against tip which has the features.
+go:
+  - 1.6
+  - tip
+
+# Setting sudo access to false will let Travis CI use containers rather than
+# VMs to run the tests. For more details see:
+# - http://docs.travis-ci.com/user/workers/container-based-infrastructure/
+# - http://docs.travis-ci.com/user/workers/standard-infrastructure/
+sudo: false
+
+install: 
+
+# The default script is go test -v ./... which will test everything
+# in the vendor directory. We don't need to test all dependent packages.
+# Only testing this project.
+script:
+  - GO15VENDOREXPERIMENT=1 go test -v .
+
+notifications: