(issue1596) Sort Export of Middle bedHeight This simplyfies internal Data storage by removing the ArrayList wrapper. Usually this is a list of size 1. The data list of which each member is a distinct sounding is then sorted by description or first indexed KM. Afterwards the km index is mapped in a sorted map to export it in order of km and not in oder of index

<?xml version="1.0" encoding="UTF-8" ?>
<rest-server>
    <!--  The port which the ArtifactDatabase (ArtifactServer) will bind to. -->
    <port>8181</port>
    <listen>localhost</listen>
</rest-server>