Updating initial README.md from template

Author: hyandell

README.md

@@ -1,2 +1,7 @@
-# create-react-app-auth-amplify
+## Create React App Auth Amplify
+
 Implements a basic authentication flow for signing up/signing in users as well as protected client side routing using AWS Amplify. 
+
+## License Summary
+
+This sample code is made available under a modified MIT license. See the LICENSE file.