HPCC-10349 Add join, dedup and distribute tests

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-10349 Add extra tests and improve summary

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-10349 Add performance tests on keys

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-10349 Add a summary for timing/memory for the last run

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-10349 Fix problems with summary01 in thor

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-10349 Add tests for executing simple child queries

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #20 from ghalliday/issue10349

HPCC-10349 Add join, dedup and distribute tests

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>