Rebase to tzdata-2020a
Morocco will spring forward on 2020-05-31 rather than
05-24.
Canada's Yukon region changed to year round UTC -07
03-08.
America/Godthab was renamed to America/Nuuk.

Rebase to tzdata-2019c
Fiji will observe DST from 2019-11-10 to 2020-01-12.
Norfolk Island will begin observing Australian-style DST on 2019-10-06.

Rebase to tzdata-2019b
Brazil will no longer observe DST going forward.
The 2019 spring transition for Palestine occurred 03-29, not 03-30.

Rebase to tzdata-2019a
Palestine will start DST on 2019-03-30, rather than 2019-03-23 as
Metlakatla rejoined Alaska time on 2019-01-20, ending its observances

Rebase to tzdata-2018i (includes changes from tzdata-2018h)
SĂŁo TomĂŠ and PrĂ­ncipe 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
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

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 The government rescinded the

Brazil moved the start of DST from the first Sunday in November

Update the tzdata2018e.tar.gz file. Make the tzdata.zi file during prep.

Rebase to tzdata-2018e
North Korea changed from UTC+8:30 to UTC+9 on May 5, 2018.
In this update, the upstream project now defaults to using

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-2018b
SĂŁo TomĂŠ and PrĂ­ncipe changed from +00 to +01 on January 1, 2018
Brazil's DST will start on the first Sunday in November
Irish standard time is in the summer now, not the winter.
Support for the new zic -t option.
Add back pacificnew file omitted in tzdata-2018a

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
Fiji DST will end on January 14, 2018 rather than January 21, 2018.
Namibia - starting September 3, 2017 switches from +)1 with DST to
Turks & Caicos changes from -04 all year to -05 with US DST starting
tzdata now includes two text versions of the time zone data - tzdata.zi
Includes two patches to deal with build issues.

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

Rebase to tzdata-2017a.
Mongolia no longer observes DST. (BZ #1425214)
Add upstream patch to fix over-runing of POSIX limit on zone abbreviations.
Add zone1970.tab file to the install list. (BZ #1414829)