workflow: add trailing slash to status URLs

wcs/admin/workflows.ptl

@@ -108,7 +108,7 @@ def graphviz(workflow, url_prefix='', select=None, svg=True,
         print >>out, '[label="%s"' % status.name,
         if select == str(i):
             print >>out, ',color=salmon'
-        print >>out, ' URL="%sstatus/%s"];' % (url_prefix, i)
+        print >>out, ' URL="%sstatus/%s/"];' % (url_prefix, i)
 
     for status in workflow.possible_status:
         i = status.id