Merge ~mwhudson/britney:retry-RUNNING-REFERENCE into ~ubuntu-release/britney/+git/britney2-ubuntu:master

[Michael Hudson-Doyle]

[Steve Langasek (vorlon)]

review: Approve

diff --git a/britney2/policies/autopkgtest.py b/britney2/policies/autopkgtest.py
index 1bf4d03..74429c7 100644
--- a/britney2/policies/autopkgtest.py
+++ b/britney2/policies/autopkgtest.py
@@ -475,7 +475,7 @@ class AutopkgtestPolicy(BasePolicy):
                         history_url = cloud_url % {
                             'h': srchash(testsrc), 's': testsrc,
                             'r': self.options.series, 'a': arch}
-                    if status == 'REGRESSION':
+                    if status in ['REGRESSION', 'RUNNING-REFERENCE']:
                         if self.options.adt_retry_url_mech == 'run_id':
                             retry_url = self.options.adt_ci_url + 'api/v1/retry/' + run_id
                         else: