icap_store_event() Stores an event into an ICAP calendar. An event object consists of:
int public - 1 if public, 0 if private;
string category - Category string of the event.
string title - Title string of the event.
string description - Description string of the event.
int alarm - Number of minutes before the event to sned out an alarm.
datetime start - datetime object of the start of the event.
datetime end - datetime object of the end of the event.
All datetime entries consist of an object that contains:
int year - year
int month - month
int mday - day of month
int hour - hour
int min - minutes
int sec - seconds
Returns TRUE on success and FALSE on error.