Add option for spotify connect (#24)

mopidy_websettings/index.html

@@ -143,7 +143,6 @@ <h2>MusicBox</h2>
                     <option value="true"{% if musicbox__enable_upnp == "true" %} selected="true"{% endif %}>On</option>
                 </select>
             </div>
-
         </div>
 
          {% endif %}
@@ -232,7 +231,7 @@ <h2>Music files</h2>
 
     <h3>Services</h3>
         <div data-role="collapsible" class="settingscoll">
-            <h2>Spotify / Spotify-Web</h2>
+            <h2>Spotify</h2>
             <p>Enable playing music from Spotify.</p>
             <div>
                 <select name="spotify__enabled" data-role="slider"><br/>
@@ -251,6 +250,13 @@ <h2>Spotify / Spotify-Web</h2>
                 <option value="320"{% if spotify__bitrate == "320" %} selected="true"{% endif %}>High, higher network usage (320kbps)</option>
             </select>
 
+            <label for="musicbox__enable_connect">Spotify Connect</label>
+            <p>Enable streaming audio via Spotify Connect (librespot). ** BETA **</p>
+            <select name="musicbox__enable_connect" data-role="slider"><br/>
+                <option value="false"{% if musicbox__enable_connect == "false" %} selected="true"{% endif %}>Off</option>
+                <option value="true"{% if musicbox__enable_connect == "true" %} selected="true"{% endif %}>On</option>
+            </select>
+
             <label for="spotify_web__enabled">Spotify-Web</label>
             <p>Enable extended Spotify browsing. This requires additional credentials obtained from 
                 <a href="https://www.mopidy.com/authenticate#spotify" target="_blank">https://www.mopidy.com/authenticate</a>

mopidy_websettings/settingsspec.ini

@@ -73,6 +73,7 @@ output = "string(default='')"
 enable_upnp = "boolean(default=false)"
 enable_shairport = "boolean(default=false)"
 enable_stream_watchdog = "boolean(default=false)"
+enable_connect = "boolean(default=false)"
 
 [audio]
 mixer_volume = "float(min=0, max=100, default=85)"