add timestamp 18501231 for ch.swisstopo.hiks-dufour

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@3984 e100092c-b5e6-494f-8bdf-19c1ff2a4001
fix wrong attribution for ch.kantone.cadastralwebmap-farbe

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@3985 e100092c-b5e6-494f-8bdf-19c1ff2a4001