Add documentation and logo for Aladdin Connect cover (#5903)

* Add documentation and logo for Aladdin Connect cover

* Add ha_iot_class to header

source/_components/cover.aladdin_connect.markdown

@@ -0,0 +1,41 @@
+---
+layout: page
+title: "Genie Aladdin Connect Cover"
+description: "Instructions how to integrate Genie Aladdin Connect garage door covers into Home Assistant."
+date: 2018-07-26 22:00
+sidebar: true
+comments: false
+sharing: true
+footer: true
+logo: aladdin_connect.png
+ha_category: Cover
+ha_release: 0.75
+ha_iot_class: "Cloud Polling"
+---
+
+The `aladdin_connect` cover platform lets you control Genie Aladdin Connect garage doors through Home Assistant.
+
+<p class='note'>
+Only doors that are owned by your Aladdin Connect account will be available. Doors that your account has been granted shared access to are not yet supported.
+</p>
+
+To use your Aladdin Connect cover in your installation, add the following to your `configuration.yaml` file:
+
+```yaml
+# Example configuration.yml entry
+cover:
+  - platform: aladdin_connect
+    username: user@email.com
+    password: password
+```
+
+{% configuration %}
+username: 
+  description: Your Aladdin Connect account username.
+  required: true
+  type: string
+password:
+  description: Your Aladdin Connect account password.
+  required: true
+  type: string
+{% endconfiguration %}