Merge branch 'PHP-5.5'

* PHP-5.5:
  typo: really fix bug #51936 	Crash with clone xmlreader

Author: m6w6

ext/xmlreader/tests/bug51963.phpt renamed to ext/xmlreader/tests/bug51936.phpt

@@ -1,5 +1,5 @@
 --TEST--
-Bug #59613 (Crash with clone XMLReader)
+Bug #51936 (Crash with clone XMLReader)
 --SKIPIF--
 <?php
 extension_loaded("xmlreader") or die("skip requires xmlreader");