remove opendocument.php

lib/preview/office.php

@@ -13,6 +13,5 @@ if (extension_loaded('imagick')) {
 	}else{
 		//in case there isn't, use our fallback
 		require_once('msoffice.php');
-		require_once('opendocument.php');
 	}
 }
\ No newline at end of file

lib/preview/opendocument.php

-<?php
-/**
- * Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
- * This file is licensed under the Affero General Public License version 3 or
- * later.
- * See the COPYING-README file.
- */
-namespace OC\Preview;
-
-class OpenDocument {
-	
-}
\ No newline at end of file