Fix small syntax error, throws warning in PHP 7

Author: quietust

DFRawFunctions.body.php

@@ -396,7 +396,7 @@ public static function cvariation (&$parser, $data = '', $base = ''/*, ...*/)
 			case 'COPY_TAGS_FROM':
 				$base_pad = array();
 				// get the base creature, making sure to apply variations as well
-				$basedata = self::getTags(call_user_func_array(array('DFRawFunctions', 'cvariation'), array_merge(array($parser, self::raw($parser, $base, 'CREATURE', $tag[1]), $base), $variations)), '', $base_pad);
+				$basedata = self::getTags(call_user_func_array(array('DFRawFunctions', 'cvariation'), array_merge(array(&$parser, self::raw($parser, $base, 'CREATURE', $tag[1]), $base), $variations)), '', $base_pad);
 				// discard the object definition
 				array_shift($basedata);
 				array_shift($base_pad);