Doc consistency - use Client for client usage page. (googleapis#3034)

lukesneeringer · web-flow · commit 26b6b8a5dd40 · 2017-02-21T08:26:11.000-08:00
diff --git a/docs/spanner-client-usage.rst b/docs/spanner-client-usage.rst
@@ -1,5 +1,5 @@
-Base for Everything
-===================
+Client
+======
 
 To use the API, the :class:`~google.cloud.spanner.client.Client`
 class defines a high-level interface which handles authorization
