EDIT

fix #7919 using opentopomap as map layer for the GeoLocationField

fix #7218 GeoLocationField: reference system select fully functional

fix #7916 visualizing the error radius in the GeolocationField map

ref #7217 validator and converter for geolocations used in GeoLocationField

using IntegerConverter for Geolocation.errorRadius field

ref #7910 TeamOrPersonField adapting read only state handling to available teammebers setter

using CachingUserHelper also with RegistrationItemNameAndTypeButtons to speed up registration workingsets

ref #7906 ContinueAlternativeCancelDialog implemented

fix #7888 using EventBase.timespan for collection date

ref #7867 attempting to avoid FieldGroup in TeamOrPersonField without having any idea why this can happen & better logging for further analyis