Fixed bug #65915 (Inconsistent results with require return value)
Fixed compatibility with old PHP versions
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  Fixed compatibility with old PHP versions
  Fixed bug #65915 (Inconsistent results with require return value)

Conflicts:
	NEWS
Merge branch 'PHP-5.6'

* PHP-5.6:
  Fixed compatibility with old PHP versions
  Fixed bug #65915 (Inconsistent results with require return value)
bring the news
Merge branch 'PHP-5.4' into PHP-5.5

Conflicts:
	NEWS
Merge branch 'PHP-5.5'
Fixed bug #65559 (Opcache: cache not cleared if changes occur while running)
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  Fixed bug #65559 (Opcache: cache not cleared if changes occur while running)
  bring the news

Conflicts:
	NEWS
Merge branch 'PHP-5.6'

* PHP-5.6:
  Fixed bug #65559 (Opcache: cache not cleared if changes occur while running)
Added test
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  Added test
Merge branch 'PHP-5.6'

* PHP-5.6:
  Added test
Merge branch 'master' into str_size_and_int64