root .htaccess .well-known rules

    RewriteRule ^\.well-known/host-meta /owncloud/public.php?service=host-meta [QSA,L]
    RewriteRule ^\.well-known/host-meta\.json /ownloud/public.php?service=host-meta-json [QSA,L]
    RewriteRule ^\.well-known/carddav /owncloud/remote.php/carddav/ [R]
    RewriteRule ^\.well-known/caldav /owncloud/remote.php/caldav/ [R]