HPCC-9486 Configmgr - Handle new level attribute

Signed-off-by: Gleb Aronsky <gleb.aronsky@lexisnexis.com>
Merge pull request #4520 from garonsky/issue-9486_replace_directory_with_level

HPCC-9486 Configmgr - Handle new level attribute

Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>