update the readme file

Author: somebodysmokein

README.md

@@ -1 +1,19 @@
 # Run tests in parallel to test API limits
+This repo is to run multiple tests in parallel across different devices using Dynamic device allocation
+
+## Pre-Requisite
+
+## Setup
+* Clone the repo
+* Install dependencies `mvn clean install`
+* You can setup environment variables for all sample repos (see Notes) or update `browserstak.yml`
+* You can export the environment variables for the Username and Access Key of your BrowserStack account
+```sh
+export BROWSERSTACK_USERNAME=<browserstack-username> &&
+export BROWSERSTACK_ACCESS_KEY=<browserstack-access-key>
+```
+* Update the app id in the browserstack.yml file
+```
+app: bs://<url>
+```
+* To run the test, execute command `mvn clean test`