02_RSS.pm: enable layout storage in configDB

git-svn-id: svn://svn.code.sf.net/p/fhem/code@5582 2b470e98-0d58-463d-a4d8-8e2adae1ed80
holiday: configDB patch (forum#22670)


git-svn-id: svn://svn.code.sf.net/p/fhem/code@5583 2b470e98-0d58-463d-a4d8-8e2adae1ed80