Add disclaimer for not being an official Google product (like python's version)

chingor13 · chingor13 · commit d5137d00b8dc · 2017-08-01T16:11:25.000-07:00
diff --git a/README.md b/README.md
@@ -160,3 +160,7 @@ See [CONTRIBUTING](CONTRIBUTING.md) for more information on how to get started.
 ## License
 
 Apache 2.0 - See [LICENSE](LICENSE) for more information.
+
+## Disclaimer
+
+This is not an official Google product.
