added layers

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@4204 e100092c-b5e6-494f-8bdf-19c1ff2a4001
redirect chsdi to the soon-to-be-freezed version of the BOD

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@4205 e100092c-b5e6-494f-8bdf-19c1ff2a4001
document updated

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@4206 e100092c-b5e6-494f-8bdf-19c1ff2a4001