Documentation of the Xiaomi Philips Light component (#3246)

* Documentation for Xiaomi Philips Light component added.

* HA version added.

* Syntax error fixed.

* Section "Retrieving the Access Token" has a central place now.

* Spelling & grammar fixed.

source/_components/light.xiaomi_philipslight.markdown

@@ -0,0 +1,36 @@
+---
+layout: page
+title: "Xiaomi Philips Light"
+description: "Instructions how to integrate your Xiaomi Philips Lights within Home Assistant."
+date: 2017-08-26 08:45
+sidebar: true
+comments: false
+sharing: true
+footer: true
+logo: philips.png
+ha_category: Light
+ha_version: 0.53
+ha_iot_class: "Local Polling"
+---
+
+The `xiaomi_philipslight` platform allows you to control the state of your Xiaomi Philips LED Ball Lamp and Xiaomi Philips LED Ceiling Lamp.
+
+Currently, the supported features are `on`, `off`, `set_cct` (colortemp) , `set_bright` (brightness).
+
+Please follow the instructions on [Retrieving the Access Token](/xiaomi/#retrieving-the-access-token) to get the API token to use in the `configuration.yaml` file.
+
+To add a Xiaomi Philips Light to your installation, add the following to your configuration.yaml file:
+
+```yaml
+# Example configuration.yaml entries
+light:
+  - platform: xiaomi_philipslight
+    name: Xiaomi Philips Smart LED Ball
+    host: 192.168.130.67
+    token: YOUR_TOKEN
+```
+
+Configuration variables:
+- **host** (*Required*): The IP of your light.
+- **token** (*Required*): The API token of your light.
+- **name** (*Optional*): The name of your light.