updated release notes

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@4056 e100092c-b5e6-494f-8bdf-19c1ff2a4001
using the right mime-type for WMTSCapabilities.xml


git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@4057 e100092c-b5e6-494f-8bdf-19c1ff2a4001