Corrected occurencies for reccurent dates

Author: almerk

server/logic/occurencies.js

@@ -68,10 +68,8 @@ function getDates(date, startDay, finishDay) {
  }
  case 'reccurenceDate':
  {
- return date.rrules.map(r => {
- const rrule = rrulestr(r);
- return rrule.between(startDay, finishDay);
- }).reduce((a, b) => a.concat(b)).map(x => ({
+ return RRule.fromString(date.rrule).between(startDay, finishDay)
+ .map(x => ({
  value: x,
  hasTime: date.hasTime,
  belonging: null