improve empty state of 'All files'

apps/files/templates/list.php

@@ -49,7 +49,11 @@
 	<input type="hidden" name="permissions" value="" id="permissions">
 </div>
 
-<div id="emptycontent" class="hidden"><?php p($l->t('Nothing in here. Upload something!'))?></div>
+<div id="emptycontent" class="hidden">
+	<div class="icon-folder"></div>
+	<h2><?php p($l->t('No files yet')); ?></h2>
+	<p><?php p($l->t('Upload some content or sync with your devices')); ?></p>
+</div>
 
 <table id="filestable" data-allow-public-upload="<?php p($_['publicUploadEnabled'])?>" data-preview-x="36" data-preview-y="36">
 	<thead>