Update time zone data files to tzdata release 2011f.

DST law changes in Chile, Cuba, Falkland Islands, Morocco, Samoa, Turkey.
Historical corrections for South Australia, Alaska, Hawaii.

src/timezone/data/africa

 # <pre>
-# @(#)africa	8.28
+# @(#)africa	8.30
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 
@@ -712,6 +712,48 @@ Zone	Indian/Mayotte	3:00:56 -	LMT	1911 Jul	# Mamoutzou
 # http://www.timeanddate.com/news/time/morocco-starts-dst-2010.html
 # </a>
 
+# From Dan Abitol (2011-03-30):
+# ...Rules for Africa/Casablanca are the following (24h format)
+# The 3rd april 2011 at 00:00:00, [it] will be 3rd april 1:00:00
+# The 31th july 2011 at 00:59:59,  [it] will be 31th July 00:00:00
+# ...Official links of change in morocco
+# The change was broadcast on the FM Radio
+# I ve called ANRT (telecom regulations in Morocco) at
+# +212.537.71.84.00
+# <a href="http://www.anrt.net.ma/fr/">
+# http://www.anrt.net.ma/fr/
+# </a>
+# They said that
+# <a href="http://www.map.ma/fr/sections/accueil/l_heure_legale_au_ma/view">
+# http://www.map.ma/fr/sections/accueil/l_heure_legale_au_ma/view
+# </a>
+# is the official publication to look at.
+# They said that the decision was already taken.
+#
+# More articles in the press
+# <a href="http://www.yabiladi.com/articles/details/5058/secret-l-heure-d-ete-maroc-lev">
+# http://www.yabiladi.com/articles/details/5058/secret-l-heure-d-ete-maroc-lev
+# </a>
+# e.html
+# <a href="http://www.lematin.ma/Actualite/Express/Article.asp?id=148923">
+# http://www.lematin.ma/Actualite/Express/Article.asp?id=148923
+# </a>
+# <a href="http://www.lavieeco.com/actualite/Le-Maroc-passe-sur-GMT%2B1-a-partir-de-dim">
+# http://www.lavieeco.com/actualite/Le-Maroc-passe-sur-GMT%2B1-a-partir-de-dim
+# anche-prochain-5538.html
+# </a>
+
+# From Petr Machata (2011-03-30):
+# They have it written in English here:
+# <a href="http://www.map.ma/eng/sections/home/morocco_to_spring_fo/view">
+# http://www.map.ma/eng/sections/home/morocco_to_spring_fo/view
+# </a>
+#
+# It says there that "Morocco will resume its standard time on July 31,
+# 2011 at midnight." Now they don't say whether they mean midnight of
+# wall clock time (i.e. 11pm UTC), but that's what I would assume. It has
+# also been like that in the past.
+
 # RULE	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 
 Rule	Morocco	1939	only	-	Sep	12	 0:00	1:00	S
@@ -735,6 +777,8 @@ Rule	Morocco	2009	only	-	Jun	 1	 0:00	1:00	S
 Rule	Morocco	2009	only	-	Aug	 21	 0:00	0	-
 Rule	Morocco	2010	only	-	May	 2	 0:00	1:00	S
 Rule	Morocco	2010	only	-	Aug	 8	 0:00	0	-
+Rule	Morocco	2011	only	-	Apr	 3	 0:00	1:00	S
+Rule	Morocco	2011	only	-	Jul	 31	 0	0	-
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone Africa/Casablanca	-0:30:20 -	LMT	1913 Oct 26
 			 0:00	Morocco	WE%sT	1984 Mar 16

src/timezone/data/asia

-# @(#)asia	8.62
+# @(#)asia	8.64
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 

src/timezone/data/australasia

 # <pre>
-# @(#)australasia	8.20
+# @(#)australasia	8.23
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 
@@ -84,14 +84,13 @@ Rule	AS	1986	only	-	Oct	19	2:00s	1:00	-
 Rule	AS	1987	2007	-	Oct	lastSun	2:00s	1:00	-
 Rule	AS	1972	only	-	Feb	27	2:00s	0	-
 Rule	AS	1973	1985	-	Mar	Sun>=1	2:00s	0	-
-Rule	AS	1986	1989	-	Mar	Sun>=15	2:00s	0	-
-Rule	AS	1990	only	-	Mar	Sun>=18	2:00s	0	-
-Rule	AS	1991	only	-	Mar	Sun>=1	2:00s	0	-
-Rule	AS	1992	only	-	Mar	Sun>=18	2:00s	0	-
-Rule	AS	1993	only	-	Mar	Sun>=1	2:00s	0	-
-Rule	AS	1994	only	-	Mar	Sun>=18	2:00s	0	-
+Rule	AS	1986	1990	-	Mar	Sun>=15	2:00s	0	-
+Rule	AS	1991	only	-	Mar	3	2:00s	0	-
+Rule	AS	1992	only	-	Mar	22	2:00s	0	-
+Rule	AS	1993	only	-	Mar	7	2:00s	0	-
+Rule	AS	1994	only	-	Mar	20	2:00s	0	-
 Rule	AS	1995	2005	-	Mar	lastSun	2:00s	0	-
-Rule	AS	2006	only	-	Apr	Sun>=1	2:00s	0	-
+Rule	AS	2006	only	-	Apr	2	2:00s	0	-
 Rule	AS	2007	only	-	Mar	lastSun	2:00s	0	-
 Rule	AS	2008	max	-	Apr	Sun>=1	2:00s	0	-
 Rule	AS	2008	max	-	Oct	Sun>=1	2:00s	1:00	-
@@ -510,11 +509,31 @@ Zone Pacific/Pago_Pago	 12:37:12 -	LMT	1879 Jul  5
 # to 01:00am and First Sunday April 2011 (03/04/11) - adjust clocks
 # backwards from 1:00am to 12:00am"
 
+# From Raymond Hughes (2011-03-07)
+# I believe this will be posted shortly on the website
+# <a href="http://www.mcil.gov.ws">
+# www.mcil.gov.ws
+# </a>
+#
+# PUBLIC NOTICE ON DAYLIGHT SAVING TIME
+#
+# Pursuant to the Daylight Saving Act 2009 and Cabinets decision,
+# businesses and the general public are hereby advised that daylight
+# saving time is on the first Saturday of April 2011 (02/04/11).
+#
+# The public is therefore advised that when the standard time strikes
+# the hour of four oclock (4.00am or 0400 Hours) on the 2nd April 2011,
+# then all instruments used to measure standard time are to be
+# adjusted/changed to three oclock (3:00am or 0300Hrs).
+#
+# Margaret Fruean ACTING CHIEF EXECUTIVE OFFICER MINISTRY OF COMMERCE,
+# INDUSTRY AND LABOUR 28th February 2011
+
 Zone Pacific/Apia	 12:33:04 -	LMT	1879 Jul  5
 			-11:26:56 -	LMT	1911
 			-11:30	-	SAMT	1950		# Samoa Time
 			-11:00	-	WST	2010 Sep 26
-			-11:00	1:00	WSDT	2011 Apr 3 1:00
+			-11:00	1:00	WSDT	2011 Apr 2 4:00
 			-11:00	-	WST
 
 # Solomon Is

src/timezone/data/etcetera

 # <pre>
-# @(#)etcetera	8.2
+# @(#)etcetera	8.3
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 
@@ -36,8 +36,7 @@ Link	Etc/GMT				Etc/GMT0
 # (i.e. west of Greenwich) even though many people would expect it to
 # mean 4 hours ahead of UTC (i.e. east of Greenwich).
 #
-# In the draft 5 of POSIX 1003.1-200x, the angle bracket notation
-# (which is not yet supported by the tz code) allows for
+# In the draft 5 of POSIX 1003.1-200x, the angle bracket notation allows for
 # TZ='<GMT-4>+4'; if you want time zone abbreviations conforming to
 # ISO 8601 you can use TZ='<-0400>+4'.  Thus the commonly-expected
 # offset is kept within the angle bracket (and is used for display)

src/timezone/data/europe

 # <pre>
-# @(#)europe	8.27
+# @(#)europe	8.31
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 
@@ -2483,25 +2483,18 @@ Zone	Europe/Zurich	0:34:08 -	LMT	1848 Sep 12
 # (on a non-government server though) describing dates between 2002 and 2006:
 # http://www.alomaliye.com/bkk_2002_3769.htm
 
-# From Sue Williams (2008-08-11):
-# I spotted this news article about a potential change in Turkey.
-#
-# <a href="http://www.hurriyet.com.tr/english/domestic/9626174.asp?scr=1">
-# http://www.hurriyet.com.tr/english/domestic/9626174.asp?scr=1
+# From G&ouml;kdeniz Karada&#x011f; (2011-03-10):
+# 
+# According to the articles linked below, Turkey will change into summer
+# time zone (GMT+3) on March 28, 2011 at 3:00 a.m. instead of March 27.
+# This change is due to a nationwide exam on 27th.
+# 
+# <a href="http://www.worldbulletin.net/?aType=haber&ArticleID=70872">
+# http://www.worldbulletin.net/?aType=haber&ArticleID=70872
 # </a>
-
-# From Sue Williams (2008-08-20):
-# This article says that around the end of March 2011, Turkey wants to
-# adjust the clocks forward by 1/2 hour and stay that way permanently.
-# The article indicates that this is a change in timezone offset in addition
-# to stopping observance of DST.
-# This proposal has not yet been approved.
-#
-# Read more here...
-#
-# Turkey to abandon daylight saving time in 2011
-# <a href="http://www.turkishdailynews.com.tr/article.php?enewsid=112989">
-# http://www.turkishdailynews.com.tr/article.php?enewsid=112989
+# Turkish:
+# <a href="http://www.hurriyet.com.tr/ekonomi/17230464.asp?gid=373">
+# http://www.hurriyet.com.tr/ekonomi/17230464.asp?gid=373
 # </a>
 
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
@@ -2569,6 +2562,8 @@ Zone	Europe/Istanbul	1:55:52 -	LMT	1880
 			2:00	Turkey	EE%sT	1978 Oct 15
 			3:00	Turkey	TR%sT	1985 Apr 20 # Turkey Time
 			2:00	Turkey	EE%sT	2007
+			2:00	EU	EE%sT	2011 Mar 27 1:00u
+			2:00	-	EET	2011 Mar 28 1:00u
 			2:00	EU	EE%sT
 Link	Europe/Istanbul	Asia/Istanbul	# Istanbul is in both continents.
 

src/timezone/data/leapseconds

 # <pre>
-# @(#)leapseconds	8.10
+# @(#)leapseconds	8.11
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 
@@ -56,13 +56,13 @@ Leap	2008	Dec	31	23:59:60	+	S
 # SERVICE DE LA ROTATION TERRESTRE
 # OBSERVATOIRE DE PARIS
 # 61, Av. de l'Observatoire 75014 PARIS (France)
-# Tel.      : 33 (0) 1 40 51 22 26
+# Tel.      : 33 (0) 1 40 51 22 29
 # FAX       : 33 (0) 1 40 51 22 91
 # Internet  : services.iers@obspm.fr
 #
-# Paris, 14 July 2010
+# Paris, 2 February 2011
 #
-# Bulletin C 40
+# Bulletin C 41
 #
 # To authorities responsible
 # for the measurement and
@@ -70,9 +70,9 @@ Leap	2008	Dec	31	23:59:60	+	S
 #
 # INFORMATION ON UTC - TAI
 #
-# NO positive leap second will be introduced at the end of December 2010.
+# NO positive leap second will be introduced at the end of June 2011.
 # The difference between Coordinated Universal Time UTC and the
-# International Atomic Time TAI is :
+# International Atomic Time TAI is :		
 #
 # from 2009 January 1, 0h UTC, until further notice : UTC-TAI = -34 s
 #
@@ -82,6 +82,6 @@ Leap	2008	Dec	31	23:59:60	+	S
 # will be no time step at the next possible date.
 #
 # Daniel GAMBIS
-# Director
-# Earth Orientation Center of IERS
+# Head			
+# Earth Orientation Center of the IERS
 # Observatoire de Paris, France

src/timezone/data/northamerica

 # <pre>
-# @(#)northamerica	8.34
+# @(#)northamerica	8.42
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 
@@ -346,6 +346,27 @@ Zone America/North_Dakota/New_Salem -6:45:39 - LMT 1883 Nov 18 12:14:21
 			-7:00	US	M%sT	2003 Oct 26 02:00
 			-6:00	US	C%sT
 
+# From Josh Findley (2011-01-21):
+# ...it appears that Mercer County, North Dakota, changed from the
+# mountain time zone to the central time zone at the last transition from
+# daylight-saving to standard time (on Nov. 7, 2010):
+# <a href="http://www.gpo.gov/fdsys/pkg/FR-2010-09-29/html/2010-24376.htm">
+# http://www.gpo.gov/fdsys/pkg/FR-2010-09-29/html/2010-24376.htm
+# </a>
+# <a href="http://www.bismarcktribune.com/news/local/article_1eb1b588-c758-11df-b472-001cc4c03286.html">
+# http://www.bismarcktribune.com/news/local/article_1eb1b588-c758-11df-b472-001cc4c03286.html
+# </a>
+
+# From Andy Lipscomb (2011-01-24):
+# ...according to the Census Bureau, the largest city is Beulah (although
+# it's commonly referred to as Beulah-Hazen, with Hazen being the next
+# largest city in Mercer County).  Google Maps places Beulah's city hall
+# at 4715'51" north, 10146'40" west, which yields an offset of 6h47'07".
+
+Zone America/North_Dakota/Beulah -6:47:07 - LMT 1883 Nov 18 12:12:53
+			-7:00	US	M%sT	2010 Nov  7 2:00
+			-6:00	US	C%sT
+
 # US mountain time, represented by Denver
 #
 # Colorado, far western Kansas, Montana, western
@@ -405,15 +426,74 @@ Zone America/Los_Angeles -7:52:58 -	LMT	1883 Nov 18 12:07:02
 # were nearby inhabitants in some cases and for our purposes perhaps
 # it's best to simply use the official transition.
 #
+
+# From Steve Ferguson (2011-01-31):
+# The author lives in Alaska and many of the references listed are only
+# available to Alaskan residents.
+#
+# <a href="http://www.alaskahistoricalsociety.org/index.cfm?section=discover%20alaska&page=Glimpses%20of%20the%20Past&viewpost=2&ContentId=98">
+# http://www.alaskahistoricalsociety.org/index.cfm?section=discover%20alaska&page=Glimpses%20of%20the%20Past&viewpost=2&ContentId=98
+# </a>
+
+# From Arthur David Olson (2011-02-01):
+# Here's database-relevant material from the 2001 "Alaska History" article:
+#
+# On September 20 [1979]...DOT...officials decreed that on April 27,
+# 1980, Juneau and other nearby communities would move to Yukon Time.
+# Sitka, Petersburg, Wrangell, and Ketchikan, however, would remain on
+# Pacific Time.
+#
+# ...on September 22, 1980, DOT Secretary Neil E. Goldschmidt rescinded the
+# Department's September 1979 decision. Juneau and other communities in
+# northern Southeast reverted to Pacific Time on October 26.
+#
+# On October 28 [1983]...the Metlakatla Indian Community Council voted
+# unanimously to keep the reservation on Pacific Time.
+#
+# According to DOT official Joanne Petrie, Indian reservations are not
+# bound to follow time zones imposed by neighboring jurisdictions.
+#
+# (The last is consistent with how the database now handles the Navajo
+# Nation.)
+
+# From Arthur David Olson (2011-02-09):
+# I just spoke by phone with a staff member at the Metlakatla Indian
+# Community office (using contact information available at
+# <a href="http://www.commerce.state.ak.us/dca/commdb/CIS.cfm?Comm_Boro_name=Metlakatla">
+# http://www.commerce.state.ak.us/dca/commdb/CIS.cfm?Comm_Boro_name=Metlakatla
+# </a>).
+# It's shortly after 1:00 here on the east coast of the United States;
+# the staffer said it was shortly after 10:00 there. When I asked whether
+# that meant they were on Pacific time, they said no--they were on their
+# own time. I asked about daylight saving; they said it wasn't used. I
+# did not inquire about practices in the past.
+
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone America/Juneau	 15:02:19 -	LMT	1867 Oct 18
 			 -8:57:41 -	LMT	1900 Aug 20 12:00
 			 -8:00	-	PST	1942
 			 -8:00	US	P%sT	1946
 			 -8:00	-	PST	1969
+			 -8:00	US	P%sT	1980 Apr 27 2:00
+			 -9:00	US	Y%sT	1980 Oct 26 2:00	
+			 -8:00	US	P%sT	1983 Oct 30 2:00
+			 -9:00	US	Y%sT	1983 Nov 30
+			 -9:00	US	AK%sT
+Zone America/Sitka	 -14:58:47 -	LMT	1867 Oct 18
+			 -9:01:13 -	LMT	1900 Aug 20 12:00
+			 -8:00	-	PST	1942
+			 -8:00	US	P%sT	1946
+			 -8:00	-	PST	1969
 			 -8:00	US	P%sT	1983 Oct 30 2:00
 			 -9:00	US	Y%sT	1983 Nov 30
 			 -9:00	US	AK%sT
+Zone America/Metlakatla	 15:13:42 -	LMT	1867 Oct 18
+			 -8:46:18 -	LMT	1900 Aug 20 12:00
+			 -8:00	-	PST	1942
+			 -8:00	US	P%sT	1946
+			 -8:00	-	PST	1969
+			 -8:00	US	P%sT	1983 Oct 30 2:00
+			 -8:00	US	MeST
 Zone America/Yakutat	 14:41:05 -	LMT	1867 Oct 18
 			 -9:18:55 -	LMT	1900 Aug 20 12:00
 			 -9:00	-	YST	1942
@@ -471,20 +551,50 @@ Zone America/Adak	 12:13:21 -	LMT	1867 Oct 18
 #  three votes for and one against."
 
 # Hawaii
-#
-# From Arthur David Olson:
-# And then there's Hawaii.
-# DST was observed for one day in 1933;
-# standard time was changed by half an hour in 1947;
-# it's always standard as of 1986.
-#
-# From Paul Eggert:
-# Shanks says the 1933 experiment lasted for three weeks.  Go with Shanks.
-#
-Zone Pacific/Honolulu	-10:31:26 -	LMT	1900 Jan  1 12:00
-			-10:30	-	HST	1933 Apr 30 2:00
-			-10:30	1:00	HDT	1933 May 21 2:00
-			-10:30	US	H%sT	1947 Jun  8 2:00
+
+# From Arthur David Olson (2010-12-09):
+# "Hawaiian Time" by Robert C. Schmitt and Doak C. Cox appears on pages 207-225
+# of volume 26 of The Hawaiian Journal of History (1992). As of 2010-12-09,
+# the article is available at
+# <a href="http://evols.library.manoa.hawaii.edu/bitstream/10524/239/2/JL26215.pdf">
+# http://evols.library.manoa.hawaii.edu/bitstream/10524/239/2/JL26215.pdf
+# </a>
+# and indicates that standard time was adopted effective noon, January
+# 13, 1896 (page 218), that in "1933, the Legislature decreed daylight
+# saving for the period between the last Sunday of each April and the
+# last Sunday of each September, but less than a month later repealed the
+# act," (page 220), that year-round daylight saving time was in effect
+# from 1942-02-09 to 1945-09-30 (page 221, with no time of day given for
+# when clocks changed) and that clocks were changed by 30 minutes
+# effective the second Sunday of June, 1947 (page 219, with no time of
+# day given for when clocks changed). A footnote for the 1933 changes
+# cites Session Laws of Hawaii 1933, "Act. 90 (approved 26 Apr. 1933)
+# and Act 163 (approved 21 May 1933)."
+
+# From Arthur David Olson (2011-01-19):
+# The following is from "Laws of the Territory of Hawaii Passed by the
+# Seventeenth Legislature: Regular Session 1933," available (as of
+# 2011-01-19) at American University's Pence Law Library. Page 85: "Act
+# 90...At 2 o'clock ante meridian of the last Sunday in April of each
+# year, the standard time of this Territory shall be advanced one
+# hour...This Act shall take effect upon its approval. Approved this 26th
+# day of April, A. D. 1933. LAWRENCE M JUDD, Governor of the Territory of
+# Hawaii." Page 172:  "Act 163...Act 90 of the Session Laws of 1933 is
+# hereby repealed...This Act shall take effect upon its approval, upon
+# which date the standard time of this Territory shall be restored to
+# that existing immediately prior to the taking effect of said Act 90.
+# Approved this 21st day of May, A. D. 1933. LAWRENCE M. JUDD, Governor
+# of the Territory of Hawaii."
+#
+# Note that 1933-05-21 was a Sunday.
+# We're left to guess the time of day when Act 163 was approved; guess noon.
+
+Zone Pacific/Honolulu	-10:31:26 -	LMT	1896 Jan 13 12:00 #Schmitt&Cox
+			-10:30	-	HST	1933 Apr 30 2:00 #Laws 1933
+			-10:30	1:00	HDT	1933 May 21 12:00 #Laws 1933+12
+			-10:30	-	HST	1942 Feb 09 2:00 #Schmitt&Cox+2
+			-10:30	1:00	HDT	1945 Sep 30 2:00 #Schmitt&Fox+2
+			-10:30	US	H%sT	1947 Jun  8 2:00 #Schmitt&Fox+2
 			-10:00	-	HST
 
 # Now we turn to US areas that have diverged from the consensus since 1970.
@@ -2496,6 +2606,21 @@ Zone America/Costa_Rica	-5:36:20 -	LMT	1890		# San Jose
 # the time was announced as "diez cinco"--the same time as here, indicating
 # that has indeed switched to DST. Assume second Sunday from 2009 forward.
 
+# From Steffen Thorsen (2011-03-08):
+# Granma announced that Cuba is going to start DST on 2011-03-20 00:00:00
+# this year. Nothing about the end date known so far (if that has
+# changed at all).
+#
+# Source:
+# <a href="http://granma.co.cu/2011/03/08/nacional/artic01.html">
+# http://granma.co.cu/2011/03/08/nacional/artic01.html
+# </a>
+#
+# Our info:
+# <a href="http://www.timeanddate.com/news/time/cuba-starts-dst-2011.html">
+# http://www.timeanddate.com/news/time/cuba-starts-dst-2011.html
+# </a>
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Cuba	1928	only	-	Jun	10	0:00	1:00	D
 Rule	Cuba	1928	only	-	Oct	10	0:00	0	S
@@ -2529,7 +2654,9 @@ Rule	Cuba	2000	2004	-	Apr	Sun>=1	0:00s	1:00	D
 Rule	Cuba	2006	max	-	Oct	lastSun	0:00s	0	S
 Rule	Cuba	2007	only	-	Mar	Sun>=8	0:00s	1:00	D
 Rule	Cuba	2008	only	-	Mar	Sun>=15	0:00s	1:00	D
-Rule	Cuba	2009	max	-	Mar	Sun>=8	0:00s	1:00	D
+Rule	Cuba	2009	2010	-	Mar	Sun>=8	0:00s	1:00	D
+Rule	Cuba	2011	only	-	Mar	Sun>=15	0:00s	1:00	D
+Rule	Cuba	2012	max	-	Mar	Sun>=8	0:00s	1:00	D
 
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	America/Havana	-5:29:28 -	LMT	1890

src/timezone/data/southamerica

 # <pre>
-# @(#)southamerica	8.44
+# @(#)southamerica	8.48
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 
@@ -1154,6 +1154,36 @@ Zone America/Rio_Branco	-4:31:12 -	LMT	1914
 # From Arthur Daivd Olson (2010-03-06):
 # Angel Chiang's message confirmed by Julio Pacheco; Julio provided a patch.
 
+# From Glenn Eychaner (2011-03-02): [geychaner@mac.com]
+# It appears that the Chilean government has decided to postpone the
+# change from summer time to winter time again, by three weeks to April
+# 2nd:
+# <a href="http://www.emol.com/noticias/nacional/detalle/detallenoticias.asp?idnoticia=467651">
+# http://www.emol.com/noticias/nacional/detalle/detallenoticias.asp?idnoticia=467651
+# </a>
+#
+# This is not yet reflected in the offical "cambio de hora" site, but
+# probably will be soon:
+# <a href="http://www.horaoficial.cl/cambio.htm">
+# http://www.horaoficial.cl/cambio.htm
+# </a>
+
+# From Arthur David Olson (2011-03-02):
+# The emol.com article mentions a water shortage as the cause of the
+# postponement, which may mean that it's not a permanent change.
+
+# From Glenn Eychaner (2011-03-28):
+# The article:
+# <a href="http://diario.elmercurio.com/2011/03/28/_portada/_portada/noticias/7565897A-CA86-49E6-9E03-660B21A4883E.htm?id=3D{7565897A-CA86-49E6-9E03-660B21A4883E}">
+# http://diario.elmercurio.com/2011/03/28/_portada/_portada/noticias/7565897A-CA86-49E6-9E03-660B21A4883E.htm?id=3D{7565897A-CA86-49E6-9E03-660B21A4883E}
+# </a>
+#
+# In English:
+# Chile's clocks will go back an hour this year on the 7th of May instead
+# of this Saturday. They will go forward again the 3rd Saturday in
+# August, not in October as they have since 1968. This is a pilot plan
+# which will be reevaluated in 2012.
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Chile	1927	1932	-	Sep	 1	0:00	1:00	S
 Rule	Chile	1928	1932	-	Apr	 1	0:00	0	-
@@ -1183,14 +1213,17 @@ Rule	Chile	1997	only	-	Mar	30	3:00u	0	-
 Rule	Chile	1998	only	-	Mar	Sun>=9	3:00u	0	-
 Rule	Chile	1998	only	-	Sep	27	4:00u	1:00	S
 Rule	Chile	1999	only	-	Apr	 4	3:00u	0	-
-Rule	Chile	1999	max	-	Oct	Sun>=9	4:00u	1:00	S
+Rule	Chile	1999	2010	-	Oct	Sun>=9	4:00u	1:00	S
+Rule	Chile	2011	only	-	Aug	Sun>=16	4:00u	1:00	S
+Rule	Chile	2012	max	-	Oct	Sun>=9	4:00u	1:00	S
 Rule	Chile	2000	2007	-	Mar	Sun>=9	3:00u	0	-
 # N.B.: the end of March 29 in Chile is March 30 in Universal time,
 # which is used below in specifying the transition.
 Rule	Chile	2008	only	-	Mar	30	3:00u	0	-
 Rule	Chile	2009	only	-	Mar	Sun>=9	3:00u	0	-
-Rule	Chile	2010	only	-	Apr	 4	3:00u	0	-
-Rule	Chile	2011	max	-	Mar	Sun>=9	3:00u	0	-
+Rule	Chile	2010	only	-	Apr	Sun>=1	3:00u	0	-
+Rule	Chile	2011	only	-	May	Sun>=2	3:00u	0	-
+Rule	Chile	2012	max	-	Mar	Sun>=9	3:00u	0	-
 # IATA SSIM anomalies: (1992-02) says 1992-03-14;
 # (1996-09) says 1998-03-08.  Ignore these.
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
@@ -1310,6 +1343,24 @@ Zone Pacific/Galapagos	-5:58:24 -	LMT	1931 # Puerto Baquerizo Moreno
 # For now, we'll just record the time in Stanley, since we have no
 # better info.
 
+# From Steffen Thorsen (2011-04-01):
+# The Falkland Islands will not turn back clocks this winter, but stay on
+# daylight saving time.
+#
+# One source:
+# <a href="http://www.falklandnews.com/public/story.cfm?get=5914&source=3">
+# http://www.falklandnews.com/public/story.cfm?get=5914&source=3
+# </a>
+#
+# We have gotten this confirmed by a clerk of the legislative assembly:
+# Normally the clocks revert to Local Mean Time (UTC/GMT -4 hours) on the
+# third Sunday of April at 0200hrs and advance to Summer Time (UTC/GMT -3
+# hours) on the first Sunday of September at 0200hrs.
+#
+# IMPORTANT NOTE: During 2011, on a trial basis, the Falkland Islands
+# will not revert to local mean time, but clocks will remain on Summer
+# time (UTC/GMT - 3 hours) throughout the whole of 2011.  Any long term
+# change to local time following the trial period will be notified.
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Falk	1937	1938	-	Sep	lastSun	0:00	1:00	S
 Rule	Falk	1938	1942	-	Mar	Sun>=19	0:00	0	-
@@ -1321,7 +1372,8 @@ Rule	Falk	1984	1985	-	Apr	lastSun	0:00	0	-
 Rule	Falk	1984	only	-	Sep	16	0:00	1:00	S
 Rule	Falk	1985	2000	-	Sep	Sun>=9	0:00	1:00	S
 Rule	Falk	1986	2000	-	Apr	Sun>=16	0:00	0	-
-Rule	Falk	2001	max	-	Apr	Sun>=15	2:00	0	-
+Rule	Falk	2001	2010	-	Apr	Sun>=15	2:00	0	-
+Rule	Falk	2012	max	-	Apr	Sun>=15	2:00	0	-
 Rule	Falk	2001	max	-	Sep	Sun>=1	2:00	1:00	S
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone Atlantic/Stanley	-3:51:24 -	LMT	1890

src/timezone/data/zone.tab

 # <pre>
-# @(#)zone.tab	8.38
+# @(#)zone.tab	8.43
 # This file is in the public domain, so clarified as of
 # 2009-05-17 by Arthur David Olson.
 #
@@ -211,8 +211,8 @@ HT	+1832-07220	America/Port-au-Prince
 HU	+4730+01905	Europe/Budapest
 ID	-0610+10648	Asia/Jakarta	Java & Sumatra
 ID	-0002+10920	Asia/Pontianak	west & central Borneo
-ID	-0507+11924	Asia/Makassar	east & south Borneo, Celebes, Bali, Nusa Tengarra, west Timor
-ID	-0232+14042	Asia/Jayapura	Irian Jaya & the Moluccas
+ID	-0507+11924	Asia/Makassar	east & south Borneo, Sulawesi (Celebes), Bali, Nusa Tengarra, west Timor
+ID	-0232+14042	Asia/Jayapura	west New Guinea (Irian Jaya) & Malukus (Moluccas)
 IE	+5320-00615	Europe/Dublin
 IL	+3146+03514	Asia/Jerusalem
 IM	+5409-00428	Europe/Isle_of_Man
@@ -404,6 +404,7 @@ US	+411745-0863730	America/Indiana/Knox	Central Time - Indiana - Starke County
 US	+450628-0873651	America/Menominee	Central Time - Michigan - Dickinson, Gogebic, Iron & Menominee Counties
 US	+470659-1011757	America/North_Dakota/Center	Central Time - North Dakota - Oliver County
 US	+465042-1012439	America/North_Dakota/New_Salem	Central Time - North Dakota - Morton County (except Mandan area)
+US	+471551-1014640	America/North_Dakota/Beulah	Central Time - North Dakota - Mercer County
 US	+394421-1045903	America/Denver	Mountain Time
 US	+433649-1161209	America/Boise	Mountain Time - south Idaho & east Oregon
 US	+364708-1084111	America/Shiprock	Mountain Time - Navajo
@@ -411,9 +412,11 @@ US	+332654-1120424	America/Phoenix	Mountain Standard Time - Arizona
 US	+340308-1181434	America/Los_Angeles	Pacific Time
 US	+611305-1495401	America/Anchorage	Alaska Time
 US	+581807-1342511	America/Juneau	Alaska Time - Alaska panhandle
+US	+571035-1351807	America/Sitka	Alaska Time - southeast Alaska panhandle
 US	+593249-1394338	America/Yakutat	Alaska Time - Alaska panhandle neck
 US	+643004-1652423	America/Nome	Alaska Time - west Alaska
 US	+515248-1763929	America/Adak	Aleutian Islands
+US	+550737-1313435	America/Metlakatla	Metlakatla Time - Annette Island
 US	+211825-1575130	Pacific/Honolulu	Hawaii
 UY	-3453-05611	America/Montevideo
 UZ	+3940+06648	Asia/Samarkand	west Uzbekistan