[+tagLinks+] - Nothing Outputted in RSS

[!Ditto? &startID=`2` &format=`rss` &tpl=`ditto-rss-tpl` &charset=`UTF-8` &tagData=`myTags` &tagDelimiter=`,` &summarize=`20` &total=`20` &commentschunk=`Comments`!]

Index: /trunk/assets/snippets/ditto/extenders/tagging.extender.inc.php
===================================================================
--- /trunk/assets/snippets/ditto/extenders/tagging.extender.inc.php (revision 1451)
+++ /trunk/assets/snippets/ditto/extenders/tagging.extender.inc.php (revision 1456)
@@ -318,5 +318,6 @@
 					$tagDocID = (!$tagID) ? $modx->documentObject['id'] : $tagID;
 					$url = ditto::buildURL("tags=$tag&start=0",$tagDocID);
-					$output .= template::replace(array('url'=>$url,'tag'=>$tag),$tpl).$this->displayDelimiter;
+					$output .= template::replace(array('url'=>$url,'tag'=>$tag),$tpl);
+					$output .= ($format != "rss" && $format != "xml" && $format != "atom") ? $this->displayDelimiter : '';
 				}			
 			} else if ($format != "rss" && $format != "xml" && $format != "atom" && $this->displayMode == 2) {
@@ -330,5 +331,5 @@
 			}
 			
-			return ($format == "rss" || $format == "xml" || $format == "atom") ? $output : substr($output,0,-1*strlen($this->displayDelimiter));
+			return ($format != "rss" && $format != "xml" && $format != "atom") ? substr($output,0,-1*strlen($this->displayDelimiter)) : $output;
 		}
 	}

<rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/">
- <channel>
  <title>Energy Performance Certificates</title> 
  <link>http://www.energy-performance-certificates.org/feed</link> 
  <description /> 
  <language>en</language>