Add Deluge Switch documentation (#3680)

* Add Deluge Switch documentation

* Move variable description

source/_components/switch.deluge.markdown

@@ -0,0 +1,36 @@
+---
+layout: page
+title: "Deluge Switch"
+description: "Instructions how to integrate Deluge within Home Assistant."
+date: 2017-10-19 09:00
+sidebar: true
+comments: false
+sharing: true
+footer: true
+logo: deluge.png
+ha_category: Downloading
+ha_release: 0.57
+ha_iot_class: "Local Polling"
+---
+
+
+The `deluge` switch platform allows you to control your [Deluge](http://deluge-torrent.org/) client from within Home Assistant. The platform enables you switch all your torrents in pause, and then unpause them all.
+
+To add Deluge to your installation, add the following to your `configuration.yaml` file:
+
+```yaml
+# Example configuration.yaml entry
+switch:
+  platform: deluge
+  host: IP_ADDRESS
+  username : USERNAME
+  password : PASSWORD
+```
+
+Configuration variables:
+
+- **host** (*Required*): This is the IP address of your Deluge daemon, eg. 192.168.1.32.
+- **username** (*Required*): Your Deluge username, if you use authentication.
+- **password** (*Required*): Your Deluge password, if you use authentication.
+- **port** (*Optional*): The port your Deluge daemon uses, defaults to 58846. Warning,this is not the port of the WebUI
+- **name** (*Optional*): The name to use when displaying this Deluge instance.