Milo: Add current builds to buildbot builder view

milo/appengine/frontend/templates/buildbot/pages/builder.html

Index: milo/appengine/frontend/templates/buildbot/pages/builder.html
diff --git a/milo/appengine/frontend/templates/buildbot/pages/builder.html b/milo/appengine/frontend/templates/buildbot/pages/builder.html
index f2b6a7dc10ea042f113becb7e9221bbb38179457..9e15a6e7676581593ea437b876c5374eaeae3899 100644
--- a/milo/appengine/frontend/templates/buildbot/pages/builder.html
+++ b/milo/appengine/frontend/templates/buildbot/pages/builder.html
@@ -10,6 +10,22 @@
   <ul>
   {{ range .Builder.CurrentBuilds }}
     <li>{{ .Link | linkify }}
+      {{ $nb := len .Blame }}
+      {{ if lt $nb 4 }}
+        {{ range $i, $c := .Blame }}
+          {{ if gt $i 0 }},{{ end }}
+          {{ if .Changelist }}
+            {{ .Changelist | linkify }}
+            {{ if .AuthorEmail }}
+              by {{ .AuthorEmail }}
+            {{ end }}
+          {{ else }}
+            (<a href="{{ .CommitURL }}">{{ .AuthorEmail }}</a>)
+          {{ end }}
+        {{ end }}
+      {{ else }}
+        ({{ $nb }} changes)
+      {{ end }}
       [Running for: {{ .ExecutionTime.Duration | humanDuration }}]
       {{ range .Text }} {{ . }}{{ end }}
     </li>