add: parent readme

Author: rchougule

README.md

@@ -1,4 +1,11 @@
-BrowserStack Actions
+# BrowserStack GitHub Actions
 
-1. Setup Test Environment: [Readme](./setup-env/README.md)
-2. Local Binary Setup: [Readme](./setup-local/README.md)
+This respository contains the GitHub Actions to help you integrate your test suite with BrowserStack cloud.
+
+## Available Actions
+* [setup-env](./setup-env): This action helps in setting up of environment variables to be used in your test scripts for BrowserStack. The environment variables set up here shall be used by other BrowserStack actions as well for their functioning.
+  
+* [setup-local](./setup-local): This actions sets up local binary for creating local tunnel connections from runner environment to BrowserStack cloud.
+
+## Feature requests and bug reports
+Please file feature requests and bug reports as [github issues](https://github.com/browserstack/github-actions/issues).

setup-local/README.md

@@ -6,7 +6,7 @@ This action fulfils the following objectives in your runner environment:
 * The action allows you to pass any combination of arguments for the invocation of the BrowserStackLocal binary as given [here](https://www.browserstack.com/local-testing/binary-params).
 
 ## Prerequisites
-The **browserstack/github-actions/setup-env@master** action should have been invoked prior to invoking this Action as a part of the same job.
+The **browserstack/github-actions/setup-env@master** action should have been invoked prior to invoking this action as a part of the same job.
 
 ## Inputs
 * `local-testing`: (**Mandatory**)