dani@marvin:~/projects/opensync/format-plugins/vformat> cat ~/honoulu.tz.ical; echo -e "\nResult:\n=======\n" ; tools/vconvert ~/honoulu.tz.ical --to-xmlformat --return-ticket-please
BEGIN:VCALENDAR
PRODID:-//Ximian//NONSGML Evolution Calendar//EN
VERSION:2.0
METHOD:PUBLISH
BEGIN:VTIMEZONE
TZID:/softwarestudio.org/Olson_20011030_5/Pacific/Honolulu
X-LIC-LOCATION:Pacific/Honolulu
BEGIN:STANDARD
TZOFFSETFROM:-1000
TZOFFSETTO:-1000
TZNAME:HST
DTSTART:19700101T000000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:20070703T170345Z-4276-100-1-0@marvin
DTSTAMP:20070703T170345Z
DTSTART;TZID=/softwarestudio.org/Olson_20011030_5/Pacific/Honolulu:
 20070703T130000
DTEND;TZID=/softwarestudio.org/Olson_20011030_5/Pacific/Honolulu:
 20070703T133000
TRANSP:OPAQUE
SEQUENCE:2
SUMMARY:tz test1
CLASS:PUBLIC
CREATED:20070703T170402
LAST-MODIFIED:20070703T170402
END:VEVENT
END:VCALENDAR

Result:
=======

BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//OpenSync//NONSGML OpenSync vformat//EN
BEGIN:VEVENT
CLASS:PUBLIC
DTSTAMP:20070703T170345Z
DTEND:20070703T133000
DTSTART:20070703T130000
LAST-MODIFIED:20070703T170402
SEQUENCE:2
SUMMARY:tz test1
TRANSP:OPAQUE
UID:20070703T170345Z-4276-100-1-0@marvin
END:VEVENT
END:VCALENDAR