typo: missing dot.

lib/domtemplate.php

@@ -18,7 +18,7 @@ public function __construct ($filepath, $NS = '', $NS_URI = '', $document_encodi
 		$this->DOMDocument->loadXML (
 			//add XML declaration to avoid mangling non-ascii characters
 			// see http://www.php.net/manual/en/domdocument.loadxml.php#94291
-			"<?xml version=\"1.0\" encoding=\"$document_encoding\"?>"
+			"<?xml version=\"1.0\" encoding=\"$document_encoding\"?>" .
 			//replace HTML entities (e.g. "&copy;") with real unicode characters to prevent invalid XML
 			self::html_entity_decode (file_get_contents ($filepath)), LIBXML_COMPACT | LIBXML_NONET
 		) or trigger_error (