configDB - prepare import/export

git-svn-id: svn://svn.code.sf.net/p/fhem/code@5265 2b470e98-0d58-463d-a4d8-8e2adae1ed80
configDB - prepare import/export

git-svn-id: svn://svn.code.sf.net/p/fhem/code@5266 2b470e98-0d58-463d-a4d8-8e2adae1ed80