Currently 7ux release has tzdata2011l and today 2012c tzdata has been releases.
Please include tzdata2012c in 7u4.
Summer time changes for Morocco (to start late April 2012)
Changes for 2012 for Gaza & the West Bank (Hebron) and Syria
Haiti following US/Canada rules for 2012 (and we're assuming,
for now anyway, for the future).