HPCC-9764 Fix problems with lightweight join and unordered

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-9769 Java embed not working on Centos5

Remove unneeded and unhelpful references to awt library.

Also remove some unwanted tracing.

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #4682 from richardkchapman/java-awt-refs

HPCC-9769 Java embed not working on Centos5

Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>
Merge pull request #4686 from ghalliday/issue9764

HPCC-9764 Fix problems with lightweight join and unordered

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>
Merge remote-tracking branch 'origin/candidate-4.0.2' into closedown-4.0.x

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>