New Homematic implementation (#586)

* New Homematic documentation

* Fixed grammar

* Explained resolvenames option

source/_components/rollershutter.homematic.markdown

@@ -0,0 +1,31 @@
+---
+layout: page
+title: "Homematic Rollershutter"
+description: "Instructions how to integrate Homematic rollershutters within Home Assistant."
+date: 2016-06-25 12:05
+sidebar: true
+comments: false
+sharing: true
+footer: true
+logo: homematic.png
+ha_category: Rollershutter
+ha_release: 0.23
+---
+
+
+The `homematic` rollershutter platform lets you control [Homematic](http://www.homematic.com/) rollershutters through Home Assistant.
+
+To set it up, add the following information to your `configuration.yaml` file:
+
+```yaml
+rollershutter:
+  platform: homematic
+  address: LEQ1234567
+  name: Kitchen
+```
+
+Configuration variables:
+
+- **platform** (*Required*: Needed to let Home Assistant know this is a Homematic rollershutter.
+- **address** (*Required*): The serial number of the device, eg. LEQ1234567
+- **name** (*Optional*): Name to identify the device.