fix the failing date tests introduced with the latest timezonedb update
Derick confirmed on irc that the new/current behavior is the correct and that the tests should be updated to reflect it
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  fix the failing date tests introduced with the latest timezonedb update Derick confirmed on irc that the new/current behavior is the correct and that the tests should be updated to reflect it