Merge branch 'PHP-7.1'

* PHP-7.1: (23 commits)
  Fix bug #72293 - Heap overflow in mysqlnd related to BIT fields
  Fix bug #72293 - Heap overflow in mysqlnd related to BIT fields
  I don't think 8cceb012a7aabf3c36ab7c2724a436f976cdd165 is needed
  Fix test
  Add check in fgetcsv in case sizeof(unit) != sizeof(size_t)
  Fix bug #73065: Out-Of-Bounds Read in php_wddx_push_element of wddx.c
  Fix bug #73035 (Out of bound when verify signature of tar phar in phar_parse_tarfile)
  Fix bug #73052 - Memory Corruption in During Deserialized-object Destruction
  Fix bug #73029 - Missing type check when unserializing SplArray
  Fix bug #72860: wddx_deserialize use-after-free
  Fix bug #73007: add locale length check
  Fix bug #72928 - Out of bound when verify signature of zip phar in phar_parse_zipfile
  sync NEWS
  Revert "Merge branch 'PHP-5.6' into PHP-7.0"
  Merge branch 'PHP-5.6' into PHP-7.0
  Merge branch 'PHP-5.6' into PHP-7.0
  Revert "Revert "Merge branch 'PHP-5.6' into PHP-7.0""
  fix version
  sync NEWS
  Fix bug #72957
  ...