The following changes are made to the tz database:

asia

Palestine suspends DST during Ramadan in 2011;
Gaza and Hebron tz split in 2011, leading to a new Asia/Hebron zone
(thanks to Steffen Thorsen and Alexander Krivenshev).
(The different end of DST in Gaza and Hebron in 2008 is also reflected.)

europe

Belarus adopts permanent DST in 2011
(thanks to Yauhen Kharuzhy, Alexander Bokovoy, Alexander Krivenyshev, and Kirill A. Shutemov).
Ukraine adopts permanent DST in 2011
(thanks to Alexander Krivenyshev).
"Russia" rules changed to reflect end of use in 2010.
"FET" used as abbreviation for Belarus, Ukraine, and western Russia (thanks to Paul Eggert).
Also: a comment typo is fixed.

northamerica

Updated comment on Newfoundland's 2011 change of time of day when DST starts and ends
(thanks to Michael Pelley).

zone.tab

New Asia/Hebron zone (thanks to Alexander Krivenshev).