FILTER_VALIDATE_DOMAIN and RFC conformance for FILTER_VALIDATE_URL
Fix filter_list test
Fix ext/filter/tests/033.phpt
New label length test
Revert "Fix bug #68446 (bug with constant defaults and type hints)"

This reverts commit 5ef138b0c7c4e9532e205f45c18a72aa1d279c24.
Revert NEWS and set test to XFAIL
Merge remote-tracking branch 'origin/PHP-5.6'

Conflicts:
	Zend/zend_compile.c
	Zend/zend_execute.c
	Zend/zend_vm_def.h
	Zend/zend_vm_execute.h
Revert "Merge remote-tracking branch 'origin/PHP-5.6'"

This reverts commit 38229d13d14bb0bda736d52a9a4f25c121445692, reversing
changes made to 77f172725a37c8ddee750bf6970529a1570fbc86.
Better fix for bug #68446
Merge branch 'PHP-5.6'

* PHP-5.6:
  Better fix for bug #68446
fix TS build
Merge branch 'PHP-5.6'

* PHP-5.6:
  fix TS build
fix TS build
fix dir separator in test
Merge branch 'PHP-5.6'

* PHP-5.6:
  fix dir separator in test
updated lib versions
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  updated lib versions
updated lib versions
Merge branch 'PHP-5.6'

* PHP-5.6:
  updated lib versions
  updated lib versions
PHP-5.6.5 is next