Only use system properties where necessary (to avoid security exceptions with applets, etc.)
Only use system properties where necessary (to avoid security exceptions with applets, etc.)

amannm/ical4j,tschaible/ical4j,voronaam/ical4j,tschaible/ical4j,amannm/ical4j,amannm/ical4j,ical4j/ical4j,ariordan/ical4j,ical4j/ical4j,ariordan/ical4j,ariordan/ical4j,voronaam/ical4j,tschaible/ical4j,ical4j/ical4j,voronaam/ical4j