Fixed test (it requires ext/hash)
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Fixed test (it requires ext/hash)
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  Fixed test (it requires ext/hash)
Merge branch 'PHP-5.6'

* PHP-5.6:
  Fixed test (it requires ext/hash)

Conflicts:
	ext/session/tests/031.phpt