Add badges to README (#1040)

* add badges

* add twitter follow button

* add license badge

* fix twitter link

* add open collective link

Author: TomWFox

README.md

@@ -1,9 +1,13 @@
 # Parse Dashboard
 
 [![Greenkeeper badge](https://badges.greenkeeper.io/parse-community/parse-dashboard.svg)](https://greenkeeper.io/)
-
 [![Build Status](https://img.shields.io/travis/parse-community/parse-dashboard/master.svg?style=flat)](https://travis-ci.org/parse-community/parse-dashboard)
 [![npm version](https://img.shields.io/npm/v/parse-dashboard.svg?style=flat)](https://www.npmjs.com/package/parse-dashboard)
+[![Join The Conversation](https://img.shields.io/discourse/https/community.parseplatform.org/topics.svg)](https://community.parseplatform.org/c/parse-server)
+[![Backers on Open Collective](https://opencollective.com/parse-server/backers/badge.svg)][open-collective-link]
+[![Sponsors on Open Collective](https://opencollective.com/parse-server/sponsors/badge.svg)][open-collective-link]
+[![License][license-svg]][license-link]
+[![Twitter Follow](https://img.shields.io/twitter/follow/ParsePlatform.svg?label=Follow%20us%20on%20Twitter&style=social)](https://twitter.com/intent/follow?screen_name=ParsePlatform)
 
 Parse Dashboard is a standalone dashboard for managing your [Parse Server](https://github.com/ParsePlatform/parse-server) apps.
 
@@ -479,3 +483,7 @@ We really want Parse to be yours, to see it grow and thrive in the open source c
 -----
 
 As of April 5, 2017, Parse, LLC has transferred this code to the parse-community organization, and will no longer be contributing to or distributing this code.
+
+[license-svg]: https://img.shields.io/badge/license-BSD-lightgrey.svg
+[license-link]: LICENSE
+[open-collective-link]: https://opencollective.com/parse-server