Merge branch 'PHP-7.0'

* PHP-7.0:
  Fixed another segfault with file_cache_only now
  Fixed bugs #71317 and #71504
  add test for bug #68957
  update NEWS
  update NEWS
  Fixed #54648 PDO::MSSQL forces format of datetime fields
  remove unneeded free parts
  fix leaks and add one more NULL check
  add NULL check
  fix C89 compat
  fix arg type
  fix nmake clean in phpize mode

diff --cc ext/phar/tar.c
Simple merge

diff --cc win32/build/confutils.js
Simple merge