Re-generate all readmes

Jon Wayne Parrott · Jon Wayne Parrott · commit 9ffb8ce5332d · 2017-04-27T09:54:41.000-07:00
diff --git a/samples/hello/README.rst b/samples/hello/README.rst
@@ -26,7 +26,7 @@ authentication:
 
     .. code-block:: bash
 
-        gcloud beta auth application-default login
+        gcloud auth application-default login
 
 
 #. When running on App Engine or Compute Engine, credentials are already
