* PHP-5.5:
Bug #55508 was fixed in 5.5.19 with
15ba757a, not in 5.5.18
Add missing NEWS entry for revert of bug #41631
Add missing NEWS entry for bug #68027
Align format for bug #68799
Bug #68361 was fixed in 5.5.20 using
327d4f9a, not in 5.5.19
Bug #55618 was fixed in 5.5.21 using
eaf107c0
Add security bugs fixed in 5.5.18
Add CVE ID to bug #68676
Align email format for recent NEWS entries