Improve php.ini-* documentation
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Improve php.ini-* documentation
Merge branch 'PHP-5.5'

* PHP-5.5:
  Improve php.ini-* documentation
New NEWS
Merge branch 'PHP-5.5'
new NEWS for next release
fix header include

stddef.h is needed to have offsetof macros on windows (at least)
Merge branch 'PHP-5.5'

* PHP-5.5:
  fix header include
  new NEWS for next release