e-cal-util Various utility functions. @uid: @start: @end: @list: @CALOBJ_MOD_THIS: @CALOBJ_MOD_THISANDPRIOR: @CALOBJ_MOD_THISANDFUTURE: @CALOBJ_MOD_ALL: @CAL_MODE_INVALID: @CAL_MODE_LOCAL: @CAL_MODE_REMOTE: @CAL_MODE_ANY: @mode: @list: @Returns: @kind: @Returns: @string: @Returns: @filename: @Returns: @comp: @start: @end: @omit: @resolve_tzid: @user_data: @default_timezone: @Returns: @comps: @start: @end: @omit: @comp_alarms: @resolve_tzid: @user_data: @default_timezone: @Returns: @priority: @Returns: @string: @Returns: @vcal_comp: @icalcomp: @icalcomp: @Returns: @icalcomp: @Returns: @icalcomp: @Returns: @icalcomp: @Returns: @icalcomp: @Returns: @icalcomp: @Returns: @icalcomp: @Returns: @icalcomp1: @icalcomp2: @Returns: @icalcomp: @rid: @Returns: @icalcomp: @rid: @mod: