Doorbird live view update (#4230)

* doorbird live_view option

* Change Doorbird binary sensor to Local Push after code change

* Document DoorBird events

* Remove DoorBird camera options https://github.com/home-assistant/home-assistant/pull/11193/commits/2d7d1d72e5b45bb951d0314c4b0e161c5d91d9f5

source/_components/binary_sensor.doorbird.markdown

@@ -1,28 +0,0 @@
----
-layout: page
-title: "DoorBird Binary Sensor"
-description: "Instructions how to integrate DoorBird video doorbell state into Home Assistant."
-date: 2017-08-06 11:30
-sidebar: true
-comments: false
-sharing: true
-footer: true
-logo: doorbird.png
-ha_category: Binary Sensor
-ha_release: "0.54"
-ha_iot_class: "Local Polling"
----
-
-The `doorbird` binary sensor platform allows Home Assistant to monitor when your [DoorBird](http://www.doorbird.com/) doorbell rings.
-
-<p class='note'>
-  You must have the [DoorBird component](/components/doorbird/) configured to use this binary sensor.
-</p>
-
-To enable the binary sensor, add the following to your `configuration.yaml` file:
-
-```yaml
-# Example configuration.yaml entry
-binary_sensor:
-  - platform: doorbird
-```

source/_components/camera.doorbird.markdown

@@ -13,7 +13,7 @@ ha_release: "0.54"
 ha_iot_class: "Local Polling"
 ---
 
-The `doorbird` implementation allows you to view the live video and saved images from your [DoorBird](http://www.doorbird.com/) device in Home Assistant.
+The `doorbird` implementation allows you to view the live video and previous images from your [DoorBird](http://www.doorbird.com/) device in Home Assistant.
 
 <p class='note'>
   You must have the [DoorBird component](/components/doorbird/) configured to use this camera.
@@ -26,7 +26,3 @@ To enable the camera, add the following to your `configuration.yaml` file:
 camera:
   - platform: doorbird
 ```
-
-Configuration variables:
-
-- **last_visitor** (*Optional*): Adds a second camera that shows the last picture taken when someone rang the doorbell. Default is `false`.

source/_components/doorbird.markdown

@@ -30,3 +30,8 @@ Configuration variables:
 - **host** (*Required*): The LAN IP address or hostname of your device. You can find this by going to the [DoorBird Online check](http://www.doorbird.com/checkonline) and entering the information from the paper that was included in the box.
 - **username** (*Required*): The username of a non-administrator user account on the device.
 - **password** (*Required*): The password for the user specified.
+- **doorbell_events** (*Optional*): Setting this to `true` this will register a callback URL with the device so that events can be published to the event bus when the doorbell rings.
+
+<p class="note warning">
+Enabling `doorbell_events` will delete all other registered push notification services with the device every time Home Assistant starts. This will not affect notifications delivered by the DoorBird mobile app.
+</p>