Update README.md

Author: ddematheu2

README.md

@@ -1,16 +1,17 @@
-# Project Name
+# ACS Calling Tutorial
 
-ACS Calling Tutorial
-
-## Getting Started
-
-### Prerequisites
+## Prerequisites
 
 1. [npm](https://www.npmjs.com/get-npm)
 2. [Node.js](https://nodejs.org/en/download/)
 
-### Quickstart
+## Code structure
+
+* ./src: client side source code
+* ./webpack.config.js: Project bundler. Has a simple local server for user token provisioning.
+* ./config.json: configuration file for specifying the connectiong string.
 
+## Before running the sample for the first time
 1. git clone https://github.com/Azure-Samples/communication-services-web-calling-tutorial
 2. cd communication-services-web-calling-tutorial/Project
 3. Get a connection string by provisioning an Azure Communication Services resource from the Azure portal. Use the connection string as value for key `connectionString` in config.json file.
@@ -19,13 +20,6 @@ ACS Calling Tutorial
 6. npm run start
 7. Open localhost:5000 in a browser. (Supported browsers are Chrome, Edge Chromium, and Safari)
 
-
-## Code structure
-
-* ./src: client side source code
-* ./webpack.config.js: Project bundler. Has a simple local server for user token provisioning.
-* ./config.json: configuration file for specifying the connectiong string.
-
 ## Resources
 
 1. Documentation on how to use the ACS Calling SDK for Javascript can be found on https://docs.microsoft.com/en-gb/azure/communication-services/quickstarts/voice-video-calling/calling-client-samples?pivots=platform-web