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The iCalcreator 2.22 release requires PHP >= 5.3.0 due to major updates in the

selectComponents method.

The returnCalender/useCachedCalendar methods no longer stops PHP script (die),

  return TRUE on success!

iCalcreator.class.php is now split into class and function files and need a new

  PHP iCalcreator invoke.

UPDATES

 fcn selectComponent() and supporting fcns

   (major REWRITE due to a number of bug reports)

  - selectComponent() now also accepts arg 1 as datetime obj (as fromDate),

      arg 2 datetime obj (toDate) (and arg 3-6=null)

    fcns _recur2date() accepts arg2-4 as datetime obj

  - X-CURRENT-DTSTART/DTEND timezone OK!!

  - no X-CURRENT-DTEND if no DTEND (DUE) is set

  - only one reccurrence a day

  - a RDATE will overwrite any RRULE reccurrence, on an date (Ymd) basis.

  - any EXDATE must exactly (Ymd[His]) match any RRULE/RDATE recurrence for

      exclusion

  - the property X-RECURRENCE contains the RRULE+RDATE recurrence pattern

      number

  - new property X-OCCURENCE contains recurrence day number (ex. 'day X of Y')

 fcn returnCalender(), set Content-Disposition as 'inline' (when new 3rd

   arg=FALSE, default=TRUE)

 fcns saveCalendar() and useCachedCalendar(), removed (direcory/filename) args

   NOTE, the returnCalender/useCachedCalendar methods

     no longer stops PHP script (die), return TRUE on success!

 fcn parse(), mgnt of the first 'BEGIN:VCALENDAR' row (ex. remove BOM char)

 fcn parse(), support PHP context (new 2nd arg.)

 fcns, sprintf (YmdHis) mgnt

     removed obsolete functions

     split iCalcreator.class.php into class and function files.

     Moving common vcalendar and calendarComponent methods into upper abstract

       base class

     NOTE, new iCalcreator PHP invoke

BUG fixes

 fcn iCalUtilityFunctions::createTimezone(), timezone standard/daylight

   (default, date) start

 fcns newComponent(),getComponents(), index settings

 fcns _setDate, _setDate2, input arg sanitize

 fcn getProperty(duration) format 4 will now include timezone from DTSTART

 some code and doc. typo errors.