Merge remote branch 'upstream/master' into hash_pbkdf2

Merge remote branch 'upstream/master' into hash_pbkdf2

* upstream/master: (101 commits)
  Fixed Bug #62500 (Segfault in DateInterval class when extended)
  Fixed test bug #62312 (warnings changed one more time)
  fix valgrind warning
  fix valgrind warning
  fixed #62433 test for win
  update NEWS
  Fixed bug #62499 (curl_setopt($ch, CURLOPT_COOKIEFILE, "") returns false)
  appease MSVC (doesnt like unary minus of unsigned ints)
  appease MSVC (doesnt like unary minus of unsigned ints)
  appease MSVC (doesnt like unary minus of unsigned ints)
  - Fixed bug #62507 (['REQUEST_TIME'] under mod_php5 returns miliseconds instead of seconds)
  Fixed Bug #62500 (Segfault in DateInterval class when extended)
  Added in NEWS and UPGRADING for feature 55218
  Fix two issues with run-tests.php
  Fix potential integer overflow in nl2br
  Fix potential integer overflow in bin2hex
  This wil be PHP 5.3.16
  Revert change 3f3ad30c50: There shouldn't be new features in 5.3, especially not if they aren't in 5.4, too.
  fix (signed) integer overflow (part of bug #52550
  fix (signed) integer overflow (part of bug #52550
  ...