<!-- ##### SECTION Title ##### -->
e-cal-recur

<!-- ##### SECTION Short_Description ##### -->
Functions to expand recurrences for recurrent appointments.

<!-- ##### SECTION Long_Description ##### -->
<para>

</para>

<!-- ##### SECTION See_Also ##### -->
<para>

</para>

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<!-- ##### USER_FUNCTION ECalRecurInstanceFn ##### -->
<para>

</para>

@comp: 
@instance_start: 
@instance_end: 
@data: 
@Returns: 


<!-- ##### USER_FUNCTION ECalRecurResolveTimezoneFn ##### -->
<para>

</para>

@tzid: 
@data: 
@Returns: 


<!-- ##### FUNCTION e_cal_recur_generate_instances ##### -->
<para>

</para>

@comp: 
@start: 
@end: 
@cb: 
@cb_data: 
@tz_cb: 
@tz_cb_data: 
@default_timezone: 


