Merge branch 'phpng' into call-frame

* phpng: (26 commits)
  Fixed reference handling in intltz_get_canonical_id
  Fixed reference handling in intltz_get_offset
  Fixed segfault in intlgregcal_create_instance
  Fixed segfault in resourcebundle
  Fixed iterators
  Fixed test
  Fixed memory leak
  Fixed retval with zend_call_method
  Fixed collator_sort
  Fixed test
  Fixed memory leaks
  Fixed segfault
  Fixed segfault temporarily (probably need to be reverted later)
  Fixed object properties init
  Fixed temporarily  un-expected object re-init
  Fixed segfault, segfault and segfault
  Fixed get_debug_info
  Intl's codes are really need more careful :<
  Fixed refernce handling
  Fixed initialize of zval
  ...