Revert "zoneinfo - update to tzdata2017b"

This reverts commit a6fb7a5a60a1846ed8c097bbf8bca5363839d19d.

1 files changed, 4 insertions, 122 deletions

diff --git a/zoneinfo/America/Chicago.ics b/zoneinfo/America/Chicago.ics
index f9c49dbb..1760af05 100644
--- a/zoneinfo/America/Chicago.ics
+++ b/zoneinfo/America/Chicago.ics
@@ -2,138 +2,20 @@ BEGIN:VCALENDAR
 PRODID:-//citadel.org//NONSGML Citadel calendar//EN
 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/citadel.org/20170826_1/America/Chicago
-LAST-MODIFIED:20170826T195802Z
+TZID:/citadel.org/20070227_1/America/Chicago
 X-LIC-LOCATION:America/Chicago
-X-PROLEPTIC-TZNAME:LMT
-BEGIN:STANDARD
-TZNAME:CST
-TZOFFSETFROM:-055036
-TZOFFSETTO:-0600
-DTSTART:18831118T120924
-END:STANDARD
 BEGIN:DAYLIGHT
-TZNAME:CDT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:19180331T020000
-RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU;UNTIL=19190330T080000Z
-END:DAYLIGHT
-BEGIN:STANDARD
-TZNAME:CST
-TZOFFSETFROM:-0500
-TZOFFSETTO:-0600
-DTSTART:19181027T020000
-RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU;UNTIL=19211030T070000Z
-END:STANDARD
-BEGIN:DAYLIGHT
-TZNAME:CDT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:19200613T020000
-RDATE:19210327T020000
-RDATE:19740106T020000
-RDATE:19750223T020000
-END:DAYLIGHT
-BEGIN:DAYLIGHT
-TZNAME:CDT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:19220430T020000
-RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=-1SU;UNTIL=19350428T080000Z
-END:DAYLIGHT
-BEGIN:STANDARD
-TZNAME:CST
-TZOFFSETFROM:-0500
-TZOFFSETTO:-0600
-DTSTART:19220924T020000
-RRULE:FREQ=YEARLY;BYMONTH=9;BYDAY=-1SU;UNTIL=19350929T070000Z
-END:STANDARD
-BEGIN:STANDARD
-TZNAME:EST
 TZOFFSETFROM:-0600
 TZOFFSETTO:-0500
-DTSTART:19360301T020000
-END:STANDARD
-BEGIN:STANDARD
-TZNAME:CST
-TZOFFSETFROM:-0500
-TZOFFSETTO:-0600
-DTSTART:19361115T020000
-END:STANDARD
-BEGIN:DAYLIGHT
 TZNAME:CDT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:19370425T020000
-RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=-1SU;UNTIL=19410427T080000Z
-END:DAYLIGHT
-BEGIN:STANDARD
-TZNAME:CST
-TZOFFSETFROM:-0500
-TZOFFSETTO:-0600
-DTSTART:19370926T020000
-RRULE:FREQ=YEARLY;BYMONTH=9;BYDAY=-1SU;UNTIL=19410928T070000Z
-END:STANDARD
-BEGIN:DAYLIGHT
-TZNAME:CWT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:19420209T020000
-END:DAYLIGHT
-BEGIN:DAYLIGHT
-TZNAME:CPT
-TZOFFSETFROM:-0500
-TZOFFSETTO:-0500
-DTSTART:19450814T180000
-END:DAYLIGHT
-BEGIN:STANDARD
-TZNAME:CST
-TZOFFSETFROM:-0500
-TZOFFSETTO:-0600
-DTSTART:19450930T020000
-RRULE:FREQ=YEARLY;BYMONTH=9;BYDAY=-1SU;UNTIL=19540926T070000Z
-END:STANDARD
-BEGIN:DAYLIGHT
-TZNAME:CDT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:19460428T020000
-RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=-1SU;UNTIL=19730429T080000Z
-END:DAYLIGHT
-BEGIN:STANDARD
-TZNAME:CST
-TZOFFSETFROM:-0500
-TZOFFSETTO:-0600
-DTSTART:19551030T020000
-RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU;UNTIL=20061029T070000Z
-END:STANDARD
-BEGIN:DAYLIGHT
-TZNAME:CDT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:19760425T020000
-RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=-1SU;UNTIL=19860427T080000Z
-END:DAYLIGHT
-BEGIN:DAYLIGHT
-TZNAME:CDT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:19870405T020000
-RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=1SU;UNTIL=20060402T080000Z
-END:DAYLIGHT
-BEGIN:DAYLIGHT
-TZNAME:CDT
-TZOFFSETFROM:-0600
-TZOFFSETTO:-0500
-DTSTART:20070311T020000
+DTSTART:19700308T020000
 RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=2SU
 END:DAYLIGHT
 BEGIN:STANDARD
-TZNAME:CST
 TZOFFSETFROM:-0500
 TZOFFSETTO:-0600
-DTSTART:20071104T020000
+TZNAME:CST
+DTSTART:19701101T020000
 RRULE:FREQ=YEARLY;BYMONTH=11;BYDAY=1SU
 END:STANDARD
 END:VTIMEZONE