- Rebase to tzdata-2018i (includes changes from tzdata-2018h)
  - São Tomé and Príncipe changed from UTC+01 to UTC+00 on 2019-01-01.
  - Qyzylorda, Kazakhstan changed from UTC+06 to UTC+05 on 2018-12-21.
  - Created a new zone Asia/Qostanay since Qostanay, Kazakhstan didn't 
    transition with the Qyzylorda change.
  - Metlakatla, Alaska will observe PST for this winter only.
  - Predict that Morocco will continue to adjust clocks around Ramadan.
  - Also include predictions for Iran from 2038 through 2090.

- Rebase to tzdata-2018g
  - Morocco will remain at UTC+1 rather than switching back to UTC+0 as
    planned.  This change is effective Octobober 28, 2018.

- Europe/Volgograd will change from UTC+3 to UTC+4 on October 28,2018.
- Add patch to remove use of 25:00.
- Drop previous change to DST in Brazil.  The government rescinded the
  change.

- Update the tzdata.tar.gz file and make the tzdata.zi file during prep.

- Rebase to tzdata-2018d
  - DST for Asia/Gaza and Asia/Hebron has changed from March 31 to March 24.
  - Antarctica/Casey station changed to UTC+8 on March 11.

- Rebase to tzdata-2018c
  - Revert the Irish time changes that relied on negative DST offsets.

- Rebase to tzdata-2017c.
  - Northern Cyprus will revert to using EQ rules on October 29, 2017.
  - Sudan will switch from +03 to +02 on November 1, 2017.
  - Tonga will not change it's clocks on Novemeber 5, 2017 ending it's
    experiment with DST.
  - Fiji DST will end on January 14, 2018 rather than January 21, 2018.
  - Namibia - starting September 3, 2017 switches from +)1 with DST to
    +02 all year.  This change takes effect April 1, 2018.
  - Turks & Caicos changes from -04 all year to -05 with US DST starting
    on March 11, 2018.  Effective change date is November 4, 2018.
  - tzdata now includes two text versions of the time zone data - tzdata.zi
    and leapseconds.

- Rebase to tzdata-2017b.
  - Haiti resumed DST on March 12, 2017.

- Rebase to tzdata-2017a
  - Mongolia no longer observes DST (BZ #1425223)
  - Add upstream patch to fix over-runing of POSIX limit on zone abbreviations.
- Add zone1970.tab to the install files. (BZ #1427696)

- Rebase to tzdata-2016ij
  - Saratov region of Russia is moving from +03 offset to +04 offset
    on 2016-12-04.

- Rebase to tzdata-2016i:
  - Cyprus is now split into two time zones as of 2016-10-30
  - Tonga will reintroduce DST on 2016-11-06

- Rebase to tzdata-2016h:
  - Palestine will end DST on 2016-10-29 not 2016-10-21.

- Rebase to tzdata-2016g.
  - Turkey changed from EET/EEST (+02/+03) to permanent +03,
    on 2016-09-07.
  - A new leap second will be added on 2016-12-31 23:59:60 UTC.

- Rebase to 2016f
  - Egypt cancelled DST.
  - Asia/Novosibirsk transitions from +06 to +07 on 2016-07-24 at 02:00.

- Rebase to 2016e
  - Egypt reinstates DST.

- Rebase to 2016d 
  - America/Caracas switches from -0430 to -04 on 2016-05-01 at 02:30.
  - Asia/Magadan switches from +10 to +11 on 2016-04-24 at 02:00.
  - New zone Asia/Tomsk, split off from Asia/Novosibirsk.  It covers
    Tomsk Oblast, Russia, which switches from +06 to +07 on 2016-05-29
    at 02:00.

- Rebase to 2016c
  - Azerbaijan no longer observes DST.
  - Chile reverts from permanent to seasonal DST.

- Rebase to 2016b
  - New zones Europe/Astrakhan and Europe/Ulyanovsk for Astrakhan and
    Ulyanovsk Oblasts, Russia, both of which will switch from +03 to +04 on
    2016-03-27 at 02:00 local time.  They need distinct zones since their
    post-1970 histories disagree.  New zone Asia/Barnaul for Altai Krai and
    Altai Republic, Russia, which will switch from +06 to +07 on the same date
    and local time.  The Astrakhan change is already official; the others have
    passed the first reading in the State Duma and are extremely likely.
    Also, Asia/Sakhalin moves from +10 to +11 on 2016-03-27 at 02:00.
  - As a trial of a new system that needs less information to be made up,
    the new zones use numeric time zone abbreviations like "+04"
    instead of invented abbreviations like "ASTT".
  - Haiti will not observe DST in 2016.
  - Palestine's spring-forward transition on 2016-03-26 is at 01:00, not 00:00.
    Guess future transitions will be March's last
    Saturday at 01:00, not March's last Friday at 24:00.

- Rebase to 2016a
  - America/Cayman will not observe daylight saving this year after all.
    Revert our guess that it would.
  - Asia/Chita switches from +0800 to +0900 on 2016-03-27 at 02:00.
  - Asia/Tehran now has DST predictions for the year 2038 and later,
    to be March 21 00:00 to September 21 00:00.  This is likely better
    than predicting no DST, albeit off by a day every now and then.

- Rebase to 2015g
  - Turkey's 2015 fall-back transition is scheduled for Nov. 8, not Oct. 25.
  - Norfolk moves from +1130 to +1100 on 2015-10-04 at 02:00 local time.
  - Fiji's 2016 fall-back transition is scheduled for January 17, not 24.
  - Fort Nelson, British Columbia will not fall back on 2015-11-01.  It has
    effectively been on MST (-0700) since it advanced its clocks on 2015-03-08.
    New zone America/Fort_Nelson.

- Rebase to 2015f
  - North Korea switches to +0830 on 2015-08-15.
    The abbreviation remains "KST".
  - Uruguay no longer observes DST.

- Rebase to 2015e:
  - Morocco will suspend DST from 2015-06-14 03:00 through 2015-07-19 02:00,
    not 06-13 and 07-18 as we had guessed.  (Thanks to Milamber.)
  - Assume Cayman Islands will observe DST starting next year, using US rules.
    Although it isn't guaranteed, it is the most likely.

- Rebase to 2015d:
  - The Egyptian Cabinet announced that DST will be cancelled for 2015.
  - The abbreviations for Hawaii-Aleutian standard and daylight times
    have been changed from HAST/HADT to HST/HDT, as per US Government
    Printing Office style. This affects only America/Adak since 1983,
    as America/Honolulu was already using the new style.

- Rebase to 2015c
  - Egypt's spring-forward transition is at 24:00 on April's last Thursday,
    not 00:00 on April's last Friday.  2015's transition will therefore be on
    Thursday, April 30 at 24:00, not Friday, April 24 at 00:00.  Similar fixes
    apply to 2026, 2037, 2043, etc.

- Rebase to 2015b
  - Mongolia will start observing DST again this year, from the last
    Saturday in March at 02:00 to the last Saturday in September at 00:00.
  - Palestine will start DST on March 28, not March 27.  Also,
    correct the fall 2014 transition from September 26 to October 24.
    Adjust future predictions accordingly.

- Rebase to 2015a
  - New leap second 2015-06-30 23:59:60 UTC as per IERS Bulletin C 49.
  - The Mexican state of Quintana Roo, represented by America/Cancun,
    will shift from Central Time with DST to Eastern Time without DST
    on 2015-02-01 at 02:00.
  - Chile will not change clocks in April or thereafter; its new
    standard time will be its old daylight saving time.  This affects
    America/Santiago, Pacific/Easter, and Antarctica/Palmer.

- Rebase to 2014j
  - Turks & Caicos' switch from US eastern time to UTC-4 year-round
    did not occur on 2014-11-02 at 02:00.  It's currently scheduled
    for 2015-11-01 at 02:00.

- Rebase to 2014i
  - Pacific/Fiji will observe DST from 2014-11-02 02:00 to 2015-01-18 03:00.
  - A new Zone Pacific/Bougainville, for the part of Papua New Guinea
    that plans to switch from UTC+10 to UTC+11 on 2014-12-28 at 02:00.

- Bump for rebuild.

- Rebase to 2014g
  - Turks & Caicos is switching from US eastern time to UTC-4
    year-round, modeled as a switch from EST/EDT to AST
    on 2014-11-02 at 02:00.

- Rebase to 2014f
  - Several Russian time zone changes effective on 2014-10-26
    at 02:00 local time.  See NEWS file for additional details.

- Rebase to 2014e
  - Morrocco suspends DTS for Ramadan 
       June 28 at 03:00 and August 2 at 02:00
  - Egypt suspends DTS for Ramadan
       June 26 and July 31 at 24:00

- Rebase to 2014d
  - zic no longer generates files containing time stamps before
    the Big Bang.  This works around GNOME bug 730332

- The transition time will be 24:00, not 0:00.

- Rebase to 2014b
  - Crimea switches to Moscow time on 2014-03-30 at 02:00 local time.
  - New entry for Troll station, Antarctica.

- Turkey begins DST on 2014-03-31, not 03-30.

- Fiji ends DST on 2014-01-19 at 02:00, not the previously-scheduled 03:00.

- Rebase with early release of 2013i from Paul Eggert github.
  - Jordan switches back to standard time at 00:00 on December 20,2013.
  - The 2006-2011 transition schedule is planned to resume in 2014.
  - The compile-time flag NOSOLAR has been removed.
  - The files solar87, solar88, and solar89 are no longer distributed.
  - tz-link.htm now mentions Noda Time.

- Morocco moved end of DST from September to October (#1013527).

- Update descriptions in iso3166.tab; make Jerusalem coordinates in
  zone.tab more precise
  (0001-Adjust-commentary-to-try-to-defuse-recent-issues-som.patch)
- Update local mean time for Jerusalem to match more-precise longitude
  (0002-asia-Asia-Jerusalem-Fix-LMT-to-match-more-precise-lo.patch)
- Move Morocco's midsummer 2013 transitions
  (0003-Move-Morocco-s-midsummer-2013-transitions.patch)
  Fixes 980805 980807 981019 981020
- Israel now falls back on the last Sunday of October
  (0004-Israel-now-falls-back-on-the-last-Sunday-of-October.patch)

- Upstream 2013c
  - Sync past stamps for Palestine and West Bank with timeanddate.com
  - Assume that the recent change to Paraguay's DST rules is permanent
  - Macquarie was uninhabited between 1919 and 1948.  It's also part
    of Australia (update in zone.tab).

- Upstream 2013b
  - Paraguay will end DST on March 24 this year
  - Haiti uses US daylight-saving rules this year
  - Morocco does not observe DST during Ramadan
- Upstream 2013a
  - Retire Chile patch, 2013a has the data
  - New Zones Asia/Khandyga, Asia/Ust-Nera, Europe/Busingen
  - Many changes in historical timestamps

- DTS in Chile will end on 2013-04-28
  (0016-Chile-is-changing-its-DST-rules.patch)

- Upstream 2012j
  - Libya moved to CET

- Preserve hardlinks that zic leaves behind, install with cp -d

- Upstream 2012f
  - Fiji will start daylight savings at 2 am on Sunday 21st October 2012
    and end at 3 am on Sunday 20th January 2013.  Guess it will be like
    that in following years as well.
- Upstream 2012e
  - Tokelau is in time zone UTC+13, not UTC+14 (and always was)
- Upstream 2012d
  - Morocco will not observe DST during the month of Ramadan.
    DST cessation end date was corrected.
  - Drop tzdata-2012c-morocco.patch

- Morocco will not observe DST during the month of Ramadan
  (tzdata-2012c-morocco.patch)

- Upstream 2012c
  - Haiti observes DST from 2012 on
  - Gaza Strip and Hebron observe DST in 2012
  - Change start of DST in Syria to last Friday in March
- Resolves: #820689

- Morocco moved DST entry to last Sunday of April
- Resolves: #802541

- The Chilean Government has decided to postpone the entrance into
  winter time (to leave DST) from March 11 2012 to April 28th 2012
- Resolves: #796747

- Ukraine will enter Winter Time after all
- Resolves: #739916

- Patch for upcoming change in Newfoundland.  The transition time
  changes from 12:01 AM to 2:00 AM.
- Resolves: #729697

- Upstream 2011h:
  - Russia abandons DST in 2011.
  - *.tab: change AN (Netherlands Antilles) to CW (Curacao)
- Resolves: #701268

- Upstream 2011e:
  - Morocco introduced DST for 2011 from April 2 to July 31.
  - Delay end of DST in Chile in 2011 until May 7.
- Resolves: #698608
- Upstream 2011f:
  - The Falkland Islands will not turn back clocks this winter, but
    stay on daylight saving time.
- Upstream 2011g:
  - Egypt abandons DST in 2011 (and forward)
- Resolves: #698397
- Dropped tzdata-2011d-chile.patch
- Dropped tzdata-2011d-morocco.patch

- Morocco introduced DST for 2011 from April 2 to July 31. (tzdata-2011d-morocco.patch)
- Resolves: #692160

- Upstream 2011d:
  - Change end of DST in Samoa in 2011.
  - Change start of DST in Cuba in 2011.
  - Move start of DST in Turkey by one day in 2011.
- Dropped tzdata-2011b-c.patch
- Resolves: #684212

- Upstream 2011a:
  - Updates of historical stamps for Hawaii
- Upstream 2011b:
  - America/North_Dakota/Beulah: Mercer County, North Dakota, changed
    from the mountain time zone to the central time zone
- Kemerovo oblast should use OMST/OMSST abbreviation (tzdata-2011b-kemerovo.patch)
- tzdata-2011b-c.patch
  - Update of historical stamps for Juneau, Sitka, and histcurrent
    stamps for Metlakatla.  Sitka and Metlakatla are new zones.
  - Delay end of DST in Chile in 2011 until first Sunday in April.
- Resolves: #681594

- Upstream 2010m:
  - Hong Kong didn't observe DST in 1977
  - In zone.tab, remove obsolete association of Vostok Station with
    South Magnetic Pole; add association with Lake Vostok
- Upstream 2010n:
  - Change end of DST in Samoa in 2011 from 2011-04-03 0:00 to
    2011-04-03 1:00
- Upstream 2010o:
  - Fiji will end DST on March 6, 2011, not March 27, 2011
- Resolves: #662777

- Upstream 2010l:
  - Change Cairo's 2010 reversion to DST from the midnight between
    September 8 and 9 to the midnight between September 9 and 10.
  - Change Gaza's 2010 return to standard time to the midnight between
    August 10 and 11.
  - Bahia de Banderas (Mexican state of Nayarit) changed time zone
    UTC-7 to new time zone UTC-6 on April 4, 2010
- Resolves: #628637

- Upadate to 2010k (#618593)
  - No DST in Egypt during Ramadan in 2010
  - Bahía de Banderas moved to UTC-6 on April 4, 2010, new time zone
    America/Bahia_Banderas
  - Rename Pacific/Truk to Pacific/Chuuk and Pacific/Ponape to Pacific/Pohnpei
  - Update historical data of Europe/Helsinki
  - Update tz-links page

- Upstream 2010g:
  - No Bangladesh DST in 2010 and forward.
  - Gaza DST starts last Saturday in March at 12:01 a.m. in 2010 and forward
  - Kamchatka and Anadyr change to Moscow+8 on 2010-03-28
  - Samara changes to Moscow+0 on 2010-03-28
  - Related zone.tab updates
- Upstream 2010h:
  - No DST in Tunisia in 2010 and forward
  - No DST in Pakistan in 2010 and forward
- Upstream 2010i:
  - Morocco will have DST from 2010-05-02 to 2010-08-08
  - San Luis, Argentina will keep permanent DST after April 11, 2010
  - Updates of historical stamps for Taiwan
- Dropped tzdata-2010g-tunis.patch
- Dropped tzdata-2010f-g.patch
- Dropped tzdata-2010g-karachi.patch
- Resolves: #584847

- Remove leftover dependency on tzdata-c
- Related: #576611