Include network in installation

source/_includes/asides/hassio_navigation.html

@@ -8,7 +8,6 @@
           <li>{% active_link /hassio/installation/ Installation %}</li>
           <li>{% active_link /addons/ Available add-ons %}</li>
           <li>{% active_link /hassio/architecture/ Architecture %}</li>
-          <li>{% active_link /hassio/network/ Network %}</li>
         </ul>
       </li>
     </ul>

source/hassio/installation.markdown

@@ -9,15 +9,16 @@ sharing: true
 footer: true
 ---
 
-Hass.io images are available for all available Raspberry Pi platforms. Download the appropriate image for your Raspberry Pi:
+Hass.io images are available for all available Raspberry Pi platforms.
 
- - [Raspberry Pi / Zero][pi1]
- - [Raspberry Pi 2][pi2]
- - [Raspberry Pi 3][pi3]
-
-Flash the downloaded image to an SD card using [Etcher]. Insert SD card to Raspberry Pi and turn it on. You will be able to reach your installation on [http://hassio.local][local].
-
-On first boot, it downloads the Home Assistant container and that can take some time.
+- Download the appropriate image for your Raspberry Pi:
+  - [Raspberry Pi / Zero][pi1]
+  - [Raspberry Pi 2][pi2]
+  - [Raspberry Pi 3][pi3]
+- Flash the downloaded image to an SD card using [Etcher].
+- Optional - Setup the WiFi: On the SD-card, edit the `system-connections/resin-sample` file and change `ssid` and `psk`.
+- Insert SD card to Raspberry Pi and turn it on. On first boot, it downloads the latest version of Home Assistant which can take some time.
+- You will be able to reach your installation at [http://hassio.local][local].
 
 ### {% linkable_title Alternative: install on generic Linux server %}
 

source/hassio/network.markdown

@@ -1,14 +0,0 @@
----
-layout: page
-title: "Hass.io Network"
-description: "Settup network of Hass.io."
-date: 2017-05-07 00:00
-sidebar: true
-comments: false
-sharing: true
-footer: true
----
-
-### {% linkable_title ResinOS %}
-
-For wireless setup you can insert you SD card into PC and edit the `system-connections/resin-sample` file and change `ssid` and `psk`.