5.4.21 now
Handle CLI server request headers case insensitively.

Fixes bug #65633 (built-in server treat some http headers as case-sensitive).
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Handle CLI server request headers case insensitively.
  5.4.21 now

Conflicts:
	configure.in
	main/php_version.h
Merge branch 'PHP-5.5'

* PHP-5.5:
  Handle CLI server request headers case insensitively.
  5.4.21 now
Fix NEWS: these commits were after 5.5.4 was branched and will be in 5.5.5.
Merge branch 'PHP-5.5'

* PHP-5.5:
  Fix NEWS: these commits were after 5.5.4 was branched and will be in 5.5.5.
Tinker with the wording of the short_open_tag description.

I'm still not thrilled with this, but it's a bit better and addresses the
issues noted in bug #65644. Plus, it now mentions the decoupling of <?=.
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Tinker with the wording of the short_open_tag description.
Merge branch 'PHP-5.5'

* PHP-5.5:
  Tinker with the wording of the short_open_tag description.

Conflicts:
	php.ini-development
	php.ini-production