Update README.md

Additional text

Author: kmoscoe

datacommons_client/README.md

@@ -24,7 +24,7 @@ import datacommons_client as dc
 For more detail on getting started with the API, please visit our
 [API Overview](https://docs.datacommons.org/api/).
 
-**Note: This package uses the V2 REST API and is in Beta. All of the existing tutorials and samples use V1. We will be updating all the documentation during this Beta.
+**Note:** This package uses the V2 REST API and is in Beta. All of the existing Python and Pandas tutorials and samples use V1. We will be updating all the documentation during this Beta.
 
 ## About Data Commons