diff -r 5ae3e5665a0b -r cc93757aeca3 src/zoneinfo-global/Asia/Kolkata.ics
--- a/src/zoneinfo-global/Asia/Kolkata.ics	Thu Feb 12 18:02:00 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,38 +0,0 @@
-BEGIN:VCALENDAR
-PRODID:-//tzurl.org//NONSGML Olson 2011n//EN
-VERSION:2.0
-BEGIN:VTIMEZONE
-TZID:Asia/Kolkata
-TZURL:http://tzurl.org/zoneinfo-global/Asia/Kolkata
-X-LIC-LOCATION:Asia/Kolkata
-BEGIN:STANDARD
-TZOFFSETFROM:+055328
-TZOFFSETTO:+055320
-TZNAME:HMT
-DTSTART:18800101T000000
-RDATE:18800101T000000
-END:STANDARD
-BEGIN:STANDARD
-TZOFFSETFROM:+055320
-TZOFFSETTO:+0630
-TZNAME:BURT
-DTSTART:19411001T000000
-RDATE:19411001T000000
-END:STANDARD
-BEGIN:STANDARD
-TZOFFSETFROM:+0630
-TZOFFSETTO:+0530
-TZNAME:IST
-DTSTART:19420515T000000
-RDATE:19420515T000000
-RDATE:19451015T000000
-END:STANDARD
-BEGIN:DAYLIGHT
-TZOFFSETFROM:+0530
-TZOFFSETTO:+0630
-TZNAME:IST
-DTSTART:19420901T000000
-RDATE:19420901T000000
-END:DAYLIGHT
-END:VTIMEZONE
-END:VCALENDAR