common: make service public urls end in '/'

snf-common/synnefo/lib/services.py

@@ -46,7 +46,7 @@ def fill_endpoints(services, base_url):
             if publicURL is not None:
                 continue
 
-            publicURL = join_urls(base_url, prefix, version)
+            publicURL = join_urls(base_url, prefix, version).rstrip('/') + '/'
             set_path(endpoint, 'publicURL', publicURL)