8147 Update zoneinfo to 2017b

@@ -62,17 +62,22 @@
 # - Mawson station stays on UTC+5.
 #
 # Background:
 # http://www.timeanddate.com/news/time/antartica-time-changes-2010.html
 
+# From Steffen Thorsen (2016-10-28):
+# Australian Antarctica Division informed us that Casey changed time
+# zone to UTC+11 in "the morning of 22nd October 2016".
+
 # Zone  NAME            GMTOFF  RULES   FORMAT  [UNTIL]
 Zone Antarctica/Casey   0       -       -00     1969
                         8:00    -       +08     2009 Oct 18  2:00
                         11:00   -       +11     2010 Mar  5  2:00
                         8:00    -       +08     2011 Oct 28  2:00
                         11:00   -       +11     2012 Feb 21 17:00u
-                        8:00    -       +08
+                        8:00    -       +08     2016 Oct 22
+                        11:00   -       +11
 Zone Antarctica/Davis   0       -       -00     1957 Jan 13
                         7:00    -       +07     1964 Nov
                         0       -       -00     1969 Feb
                         7:00    -       +07     2009 Oct 18  2:00
                         5:00    -       +05     2010 Mar 10 20:00u

@@ -103,11 +108,12 @@
 # Escudero, South Shetland Is, -621157-0585735, since 1994
 # Frei Montalva, King George Island, -6214-05848, since 1969-03-07
 # O'Higgins, Antarctic Peninsula, -6319-05704, since 1948-02
 # Prat, -6230-05941
 # Villa Las Estrellas (a town), around the Frei base, since 1984-04-09
-# These locations have always used Santiago time; use TZ='America/Santiago'.
+# These locations employ Region of Magallanes time; use
+# TZ='America/Punta_Arenas'.
 
 # China - year-round bases
 # Great Wall, King George Island, -6213-05858, since 1985-02-20
 # Zhongshan, Larsemann Hills, Prydz Bay, -6922+07623, since 1989-02-26