Activating Open Collective (#3153)

* Added financial contributors to the README

* More updates

README.md

@@ -14,19 +14,16 @@
 * **Feb 15 2019** [Cats 2019 roadmap](https://github.com/typelevel/cats/blob/master/ROADMAP_2019.md) is published.
 
 ## Cats
-<a href="https://opencollective.com/typelevel" target="_blank"><img src="https://typelevel.org/cats/img/donate-button.png" /></a>
-
 
 ![cats image](http://plastic-idolatry.com/erik/cats2.png)
 
 [![Build Status](https://api.travis-ci.org/typelevel/cats.svg)](https://travis-ci.org/typelevel/cats)
-[![Chat](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/typelevel/cats)
+[![Financial Contributors on Open Collective](https://opencollective.com/typelevel/all/badge.svg?label=financial+contributors)](https://opencollective.com/typelevel) [![Chat](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/typelevel/cats)
 [![codecov.io](http://codecov.io/github/typelevel/cats/coverage.svg?branch=master)](http://codecov.io/github/typelevel/cats?branch=master)
 [![Latest version](https://index.scala-lang.org/typelevel/cats/cats-core/latest.svg?color=orange&v=1)](https://index.scala-lang.org/typelevel/cats/cats-core)
 [![Scala.js](http://scala-js.org/assets/badges/scalajs-0.6.14.svg)](http://scala-js.org)
 
 
-
 ### Overview
 
 Cats is a library which provides abstractions for functional programming in the [Scala programming language](https://scala-lang.org).
@@ -37,14 +34,19 @@ standard library. Cats strives to provide functional programming abstractions th
 
 For more detail about Cats' motivations, go [here](http://typelevel.org/cats/motivations).
 
+## Contributors
 
-### Support Cats
+### Code Contributors
 
-We welcome contributions to Cats and would love for you to help build
+This project exists thanks to [all the people who contribute](https://github.com/typelevel/cats/graphs/contributors). We welcome contributions to Cats and would love for you to help build
 Cats. See our [contributor guide](https://typelevel.org/cats/contributing.html) for more
-information about how you can get involved as a developer. 
+information about how you can get involved as a developer. If you are looking for something to start with, [here is a beginner friendly list](https://github.com/typelevel/cats/issues?q=is%3Aopen+is%3Aissue+label%3A%22good+first+issue%22). 
+
+### Financial Contributors
+
+[Become a financial contributor](https://opencollective.com/typelevel) and help us sustain our community. Donations directly support office hour for maintainers, better documentation and strategic initiatives. 
+
 
-We also have a [sustainability program](https://opencollective.com/typelevel) for our user community to support Cats through donations. Donations directly support office hour for maintainers, better documentation and strategic initiatives. 
 
 ### Gold Sponsors 
 
@@ -66,6 +68,28 @@ Silver Sponsors are those who have pledged $2,000 to $5,000.
 <a href="https://evolutiongaming.com/"><img src="http://typelevel.org/cats/img/sponsors/evolution_gaming_engineering.png" style="margin-bottom:10px; margin-right: 10px"/></a>
 
 
+#### Other Organizations
+
+Support this project with your organization. Your logo will show up here with a link to your website. [[Contribute](https://opencollective.com/typelevel/contribute)]
+
+<a href="https://opencollective.com/typelevel/organization/0/website"><img src="https://opencollective.com/typelevel/organization/0/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/1/website"><img src="https://opencollective.com/typelevel/organization/1/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/2/website"><img src="https://opencollective.com/typelevel/organization/2/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/3/website"><img src="https://opencollective.com/typelevel/organization/3/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/4/website"><img src="https://opencollective.com/typelevel/organization/4/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/5/website"><img src="https://opencollective.com/typelevel/organization/5/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/6/website"><img src="https://opencollective.com/typelevel/organization/6/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/7/website"><img src="https://opencollective.com/typelevel/organization/7/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/8/website"><img src="https://opencollective.com/typelevel/organization/8/avatar.svg"></a>
+<a href="https://opencollective.com/typelevel/organization/9/website"><img src="https://opencollective.com/typelevel/organization/9/avatar.svg"></a>
+
+
+#### Individuals
+
+<a href="https://opencollective.com/typelevel"><img src="https://opencollective.com/typelevel/individuals.svg?width=890"></a>
+
+
+
 ### Getting Started
 
 Cats is currently available for Scala 2.10 (up to 1.2.x), 2.11, 2.12, 2.13.0, and [Scala.js](http://www.scala-js.org/).
@@ -361,6 +385,8 @@ wait for more). For typos, documentation improvements or minor build fix we
 relax this to a single sign-off. More detail in the [process document](https://github.com/typelevel/cats/blob/master/PROCESS.md).
 
 
+
+
 ### Copyright and License
 
 All code is available to you under the MIT license, available at