Add Installation, Docker and Setup Guide to new Install section and add Feathub and Wiki to Support (#1083)

* Add Installation section with Installation, Docker and Setup Guide. Add feathub and wiki to Support.

* Convert to badges and use the best colors.

* Fix silly mistake of leaving [Word]s in.

* Switch to b7b7b7 which is easier to read w/ white text.

* Use github color from simpleicons.org.

* Changed colors a bit.

* Added FAQ

README.md

@@ -28,11 +28,20 @@ A fork of [Sonarr](https://github.com/Sonarr/Sonarr) to work with movies à la C
 
 To connect to the UI, fire up your browser and open <http://localhost:7878> or <http://your-ip:7878>.
 
+## Installation
+
+[![Installation](https://img.shields.io/badge/wiki-installation-brightgreen.svg?maxAge=60&style=flat-square)](https://github.com/Radarr/Radarr/wiki/Installation) 
+[![Docker](https://img.shields.io/badge/wiki-docker-1488C6.svg?maxAge=60&style=flat-square)](https://github.com/Radarr/Radarr/wiki/Docker)
+[![Setup Guide](https://img.shields.io/badge/wiki-setup_guide-orange.svg?maxAge=60&style=flat-square)](https://github.com/Radarr/Radarr/wiki/Setup-Guide)
+[![FAQ](https://img.shields.io/badge/wiki-FAQ-BF55EC.svg?maxAge=60&style=flat-square)](https://github.com/Radarr/Radarr/wiki/FAQ)
+
 ## Support
 
 [![Discord](https://img.shields.io/badge/discord-chat-7289DA.svg?maxAge=60&style=flat-square)](https://discord.gg/AD3UP37)
 [![Reddit](https://img.shields.io/badge/reddit-discussion-FF4500.svg?maxAge=60&style=flat-square)](https://www.reddit.com/r/radarr)
-[![GitHub](https://img.shields.io/badge/github-issues-181717.svg?maxAge=60&style=flat-square)](https://github.com/Radarr/Radarr/issues)
+[![Feathub](https://img.shields.io/badge/feathub-requests-lightgrey.svg?maxAge=60&style=flat-square)](http://feathub.com/Radarr/Radarr)
+[![GitHub](https://img.shields.io/badge/github-issues-red.svg?maxAge=60&style=flat-square)](https://github.com/Radarr/Radarr/issues)
+[![GitHub Wiki](https://img.shields.io/badge/github-wiki-181717.svg?maxAge=60&style=flat-square)](https://github.com/Radarr/Radarr/wiki)
 
 ## Features