Fix Bug #65538 (cafile now supports stream wrappers)
Add tests for Bug #65538
Merge branch 'bug-65538' of https://github.com/rdlowrey/php-src into PHP-5.6

* 'bug-65538' of https://github.com/rdlowrey/php-src:
  Add tests for Bug #65538
  Fix Bug #65538 (cafile now supports stream wrappers)