Update readme.md

Including the content of About page of https://docs.webhook.site/ in the readme.md so that Developers would have an idea wbout what is Webhook.site without any further clicks

readme.md

@@ -1,10 +1,34 @@
-# Webhook.site
+# [Webhook.site](https://webhook.site)
 
 [![Docker Cloud Build Status](https://img.shields.io/docker/cloud/build/fredsted/webhook.site.svg)](https://hub.docker.com/r/fredsted/webhook.site)
 [![GitHub last commit](https://img.shields.io/github/last-commit/fredsted/webhook.site.svg)](https://github.com/fredsted/webhook.site/commits/master)
 
-With Webhook.site, you can easily test HTTP webhooks and other types of HTTP requests. 
+With [Webhook.site](https://webhook.site), you instantly get a unique, random URL that you can use to test and debug Webhooks and HTTP requests, as well as to create your own workflows using the Custom Actions graphical editor or WebhookScript, a simple scripting language, to transform, validate and process HTTP requests.
 
-Upon visiting the app, you get a random URL to send your requests and webhooks to, and they're all logged in the app – instantly. Check it out at [https://webhook.site](https://webhook.site). 
+## What are people using it for?
 
-**[Documentation at docs.webhook.site](https://docs.webhook.site)**
+* Receive Webhooks without needing an internet-facing Web server
+* Send Webhooks to a server that’s behind a firewall or private subnet
+* Transforming Webhooks into other formats, and re-sending them to different systems
+* Connect different APIs that aren’t compatible
+* Building contact forms that send emails
+* Instantly build APIs without needing infrastructure
+Built by Simon Fredsted (@fredsted).
+
+## Open Source
+
+There are two versions of Webhook.site:
+
+* The completely open-source, MIT-licensed version is available on Github, which can be self-hosted using e.g. Docker, is great for testing Webhooks, but doesn’t include features like Custom Actions.
+
+* The cloud version at [https://webhook.site](https://webhook.site) which has more features, some of them requiring a paid subscription.
+
+## Acknowledgements
+
+* The app was built with [Laravel](https://laravel.com) for the API and Angular.js for the frontend SPA.
+* WebhookScript based on [Primi](https://github.com/smuuf/Primi) Copyright (c) Přemysl Karbula.
+* The WebhookScript editor is using the [Ace](https://ace.c9.io/).
+* JSONPath extraction provided by [FlowCommunications](https://github.com/FlowCommunications/JSONPath).
+* This documentation site uses [Just the Docs](https://github.com/pmarsceill/just-the-docs), a documentation theme for Jekyll.
+
+**[Full Documentation at docs.webhook.site](https://docs.webhook.site)**