configDB.pm - changed: improved migration performance

git-svn-id: svn://svn.code.sf.net/p/fhem/code@5107 2b470e98-0d58-463d-a4d8-8e2adae1ed80
fhem.pl: add cfgDB_svnId


git-svn-id: svn://svn.code.sf.net/p/fhem/code@5108 2b470e98-0d58-463d-a4d8-8e2adae1ed80