HPCC-10682 Add namespace to avoid two classes with same name clashing

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #5287 from ghalliday/issue10682

HPCC-10682 Add namespace to avoid two classes with same name clashing

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>