Merge branch 'PHP-7.0' of git.php.net:/php-src into PHP-7.0

* 'PHP-7.0' of git.php.net:/php-src:
  Remove __halt_compiler from semi-reserved tokens
  Fixed Bug #71974 Trans sid will always be send, even if cookies are available
  Optimized array_fill(). This is a perfect function for fast creation of packed arrays.
  Fixed build
  fix merge mistake
  fix tests
  PostgreSQL's PDOStatement::getColumnMeta() fills in table's name.
  fix indent
  Fixed bug #71978 (Existence of return type hint affects other compatibility rules)
  fix test
  fix bug #71667 (emulate how mssql extension names "computed" columns)
  update NEWS
  add 32-bit specific variont for #62498
  skip test on 32-bit
  make opcache lockfile path configurable
  return zvals instead of strings, cast or not based on stringify attribute
  fix test
  add skip slow test