Update time zone data files to tzdata release 2012f.

DST law changes in Fiji.

src/timezone/data/australasia

@@ -321,15 +321,23 @@ Zone	Indian/Cocos	6:27:40	-	LMT	1900
 # The commencement of daylight saving will remain unchanged and start
 # on the  23rd of October, 2011.
 
+# From the Fiji Government Online Portal (2012-08-21) via Steffen Thorsen:
+# The Minister for Labour, Industrial Relations and Employment Mr Jone Usamate
+# today confirmed that Fiji will start daylight savings at 2 am on Sunday 21st
+# October 2012 and end at 3 am on Sunday 20th January 2013.
+# http://www.fiji.gov.fj/index.php?option=com_content&view=article&id=6702&catid=71&Itemid=155
+#
+# From Paul Eggert (2012-08-31):
+# For now, guess a pattern of the penultimate Sundays in October and January.
+
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Fiji	1998	1999	-	Nov	Sun>=1	2:00	1:00	S
 Rule	Fiji	1999	2000	-	Feb	lastSun	3:00	0	-
 Rule	Fiji	2009	only	-	Nov	29	2:00	1:00	S
 Rule	Fiji	2010	only	-	Mar	lastSun	3:00	0	-
-Rule	Fiji	2010	only	-	Oct	24	2:00	1:00	S
+Rule	Fiji	2010	max	-	Oct	Sun>=18	2:00	1:00	S
 Rule	Fiji	2011	only	-	Mar	Sun>=1	3:00	0	-
-Rule	Fiji	2011	only	-	Oct	23	2:00	1:00	S
-Rule	Fiji	2012	only	-	Jan	22	3:00	0	-
+Rule	Fiji	2012	max	-	Jan	Sun>=18	3:00	0	-
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Pacific/Fiji	11:53:40 -	LMT	1915 Oct 26	# Suva
 			12:00	Fiji	FJ%sT	# Fiji Time