Remove call-time pass-by-reference

setup/test/lint.php

@@ -60,7 +60,7 @@ echo "Short open tags: ";
 $fails = array();
 foreach ($scripts as $s) {
     $matches = array();
-    if (preg_match_all('/<\?\s*(?!php|xml).*$/m', file_get_contents($s), &$matches,
+    if (preg_match_all('/<\?\s*(?!php|xml).*$/m', file_get_contents($s), $matches,
             PREG_OFFSET_CAPTURE) > 0) {
         foreach ($matches[0] as $match)
             $fails[] = array(