9 files changed, 13 insertions, 76 deletions
diff --git a/libical/zoneinfo/Antarctica/Casey.ics b/libical/zoneinfo/Antarctica/Casey.ics
index 59180bacad..e0d55d1497 100644
--- a/libical/zoneinfo/Antarctica/Casey.ics
+++ b/libical/zoneinfo/Antarctica/Casey.ics
@@ -2,17 +2,10 @@ BEGIN:VCALENDAR
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 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/softwarestudio.org/Olson_20010626_2/Antarctica/Casey
+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/Casey
 X-LIC-LOCATION:Antarctica/Casey
 BEGIN:STANDARD
 TZOFFSETFROM:+0000
-TZOFFSETTO:+0000
-TZNAME:zzz
-DTSTART:00010101T000000
-RDATE:00010101T000000
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-TZOFFSETFROM:+0000
 TZOFFSETTO:+0800
 TZNAME:WST
 DTSTART:19690101T000000
diff --git a/libical/zoneinfo/Antarctica/Davis.ics b/libical/zoneinfo/Antarctica/Davis.ics
index 5f8d6066de..b52ff317c0 100644
--- a/libical/zoneinfo/Antarctica/Davis.ics
+++ b/libical/zoneinfo/Antarctica/Davis.ics
@@ -2,17 +2,10 @@ BEGIN:VCALENDAR
 PRODID:-//Ximian//NONSGML Evolution Olson-VTIMEZONE Converter//EN
 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/softwarestudio.org/Olson_20010626_2/Antarctica/Davis
+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/Davis
 X-LIC-LOCATION:Antarctica/Davis
 BEGIN:STANDARD
 TZOFFSETFROM:+0000
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-TZNAME:zzz
-DTSTART:00010101T000000
-RDATE:00010101T000000
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 TZOFFSETTO:+0700
 TZNAME:DAVT
 DTSTART:19570113T000000
diff --git a/libical/zoneinfo/Antarctica/DumontDUrville.ics b/libical/zoneinfo/Antarctica/DumontDUrville.ics
index bb31dad546..adbeb67a12 100644
--- a/libical/zoneinfo/Antarctica/DumontDUrville.ics
+++ b/libical/zoneinfo/Antarctica/DumontDUrville.ics
@@ -2,17 +2,10 @@ BEGIN:VCALENDAR
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 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/softwarestudio.org/Olson_20010626_2/Antarctica/DumontDUrville
+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/DumontDUrville
 X-LIC-LOCATION:Antarctica/DumontDUrville
 BEGIN:STANDARD
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-DTSTART:00010101T000000
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 TZOFFSETTO:+1000
 TZNAME:PMT
 DTSTART:19470101T000000
diff --git a/libical/zoneinfo/Antarctica/Mawson.ics b/libical/zoneinfo/Antarctica/Mawson.ics
index 6847c41c10..95d03c89a1 100644
--- a/libical/zoneinfo/Antarctica/Mawson.ics
+++ b/libical/zoneinfo/Antarctica/Mawson.ics
@@ -2,17 +2,10 @@ BEGIN:VCALENDAR
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 BEGIN:VTIMEZONE
-TZID:/softwarestudio.org/Olson_20010626_2/Antarctica/Mawson
+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/Mawson
 X-LIC-LOCATION:Antarctica/Mawson
 BEGIN:STANDARD
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-TZNAME:zzz
-DTSTART:00010101T000000
-RDATE:00010101T000000
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 TZOFFSETTO:+0600
 TZNAME:MAWT
 DTSTART:19540213T000000
diff --git a/libical/zoneinfo/Antarctica/McMurdo.ics b/libical/zoneinfo/Antarctica/McMurdo.ics
index 550262a8bc..9cdd42a08b 100644
--- a/libical/zoneinfo/Antarctica/McMurdo.ics
+++ b/libical/zoneinfo/Antarctica/McMurdo.ics
@@ -2,31 +2,24 @@ BEGIN:VCALENDAR
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 VERSION:2.0
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-TZID:/softwarestudio.org/Olson_20010626_2/Antarctica/McMurdo
+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/McMurdo
 X-LIC-LOCATION:Antarctica/McMurdo
 BEGIN:STANDARD
 TZOFFSETFROM:+1300
 TZOFFSETTO:+1200
 TZNAME:NZST
 DTSTART:19900318T030000
-RRULE:FREQ=YEARLY;BYMONTH=3;BYMONTHDAY=15,16,17,18,19,20,21;BYDAY=SU
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=3SU
 END:STANDARD
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 TZOFFSETTO:+1300
 TZNAME:NZDT
 DTSTART:19901007T020000
-RRULE:FREQ=YEARLY;BYMONTH=10;BYMONTHDAY=1,2,3,4,5,6,7;BYDAY=SU
+RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=1SU
 END:DAYLIGHT
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-TZNAME:zzz
-DTSTART:00010101T000000
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 TZOFFSETTO:+1200
 TZNAME:NZST
 DTSTART:19560101T000000
diff --git a/libical/zoneinfo/Antarctica/Palmer.ics b/libical/zoneinfo/Antarctica/Palmer.ics
index 5a653132cc..e1d7dff5a2 100644
--- a/libical/zoneinfo/Antarctica/Palmer.ics
+++ b/libical/zoneinfo/Antarctica/Palmer.ics
@@ -2,7 +2,7 @@ BEGIN:VCALENDAR
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 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/softwarestudio.org/Olson_20010626_2/Antarctica/Palmer
+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/Palmer
 X-LIC-LOCATION:Antarctica/Palmer
 BEGIN:DAYLIGHT
 TZOFFSETFROM:-0400
@@ -20,13 +20,6 @@ RRULE:FREQ=YEARLY;BYMONTH=3;BYMONTHDAY=9,10,11,12,13,14,15;BYDAY=SU
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 TZOFFSETTO:-0400
 TZNAME:ART
 DTSTART:19650101T000000
diff --git a/libical/zoneinfo/Antarctica/South_Pole.ics b/libical/zoneinfo/Antarctica/South_Pole.ics
index 08d17227f4..ca9648187a 100644
--- a/libical/zoneinfo/Antarctica/South_Pole.ics
+++ b/libical/zoneinfo/Antarctica/South_Pole.ics
@@ -2,31 +2,24 @@ BEGIN:VCALENDAR
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 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/softwarestudio.org/Olson_20010626_2/Antarctica/South_Pole
+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/South_Pole
 X-LIC-LOCATION:Antarctica/South_Pole
 BEGIN:STANDARD
 TZOFFSETFROM:+1300
 TZOFFSETTO:+1200
 TZNAME:NZST
 DTSTART:19900318T030000
-RRULE:FREQ=YEARLY;BYMONTH=3;BYMONTHDAY=15,16,17,18,19,20,21;BYDAY=SU
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=3SU
 END:STANDARD
 BEGIN:DAYLIGHT
 TZOFFSETFROM:+1200
 TZOFFSETTO:+1300
 TZNAME:NZDT
 DTSTART:19901007T020000
-RRULE:FREQ=YEARLY;BYMONTH=10;BYMONTHDAY=1,2,3,4,5,6,7;BYDAY=SU
+RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=1SU
 END:DAYLIGHT
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-TZOFFSETTO:+0000
-TZNAME:zzz
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 TZNAME:NZST
 DTSTART:19560101T000000
diff --git a/libical/zoneinfo/Antarctica/Syowa.ics b/libical/zoneinfo/Antarctica/Syowa.ics
index b9e1d5d197..5999970728 100644
--- a/libical/zoneinfo/Antarctica/Syowa.ics
+++ b/libical/zoneinfo/Antarctica/Syowa.ics
@@ -2,17 +2,10 @@ BEGIN:VCALENDAR
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 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/softwarestudio.org/Olson_20010626_2/Antarctica/Syowa
+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/Syowa
 X-LIC-LOCATION:Antarctica/Syowa
 BEGIN:STANDARD
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-TZOFFSETTO:+0000
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 TZOFFSETTO:+0300
 TZNAME:SYOT
 DTSTART:19570129T000000
diff --git a/libical/zoneinfo/Antarctica/Vostok.ics b/libical/zoneinfo/Antarctica/Vostok.ics
index 6d7a08b3e4..c78d9cca5d 100644
--- a/libical/zoneinfo/Antarctica/Vostok.ics
+++ b/libical/zoneinfo/Antarctica/Vostok.ics
@@ -2,17 +2,10 @@ BEGIN:VCALENDAR
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 BEGIN:VTIMEZONE
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+TZID:/softwarestudio.org/Olson_20010831_3/Antarctica/Vostok
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 DTSTART:19571216T000000