Add 2 blw update in index.rst

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@4058 e100092c-b5e6-494f-8bdf-19c1ff2a4001
Update translations

git-svn-id: https://svn.bgdi.admin.ch/mf-chsdi/trunk/chsdi@4059 e100092c-b5e6-494f-8bdf-19c1ff2a4001