CC-2438: Add a button to listen to the stream immediately

-but is now available. Need to ask Vladimir to position it under the "On-Air"

airtime_mvc/application/views/scripts/partialviews/header.phtml

@@ -30,6 +30,9 @@
       <li class="time-zone"><span id="time-zone"></span></li>
     </ul>
   </div>
+    <div class="listen-control-block"> 
+        <a class="" href="#"><span>Listen</span></a> 
+    </div> 
   <?php if($this->is_trial){?>
   <div class="trial-info-block">
     <ul>

airtime_mvc/public/js/airtime/dashboard/playlist.js

@@ -260,7 +260,7 @@ function init() {
 
     setupQtip();
     
-    $('#on-air-info').click(function() {
+    $('.listen-control-block').click(function() {
         if (stream_window == null || stream_window.closed)
             stream_window=window.open(baseUrl+"Dashboard/stream-player", 'name', 'width=400,height=216');
         stream_window.focus();