Fixed bug #64609 (pg_convert enum type support)
Merge branch 'PHP-5.3' into PHP-5.4

* PHP-5.3:
  Fixed bug #64609 (pg_convert enum type support)
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Fixed bug #64609 (pg_convert enum type support)
Merge branch 'PHP-5.5'

* PHP-5.5:
  Fixed bug #64609 (pg_convert enum type support)