Fixed bug #66084 simplexml_load_string() mangles empty node name
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Fixed bug #66084 simplexml_load_string() mangles empty node name
updated NEWS
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  updated NEWS
  Fixed bug #66084 simplexml_load_string() mangles empty node name
updated NEWS