HPCC-10409 Provide functions to access user/system time

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-10409 Fix issues picked up in code review

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-10420 Ensure contents of expr attributes are hoisted when required

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-10425 New regression suite diff report is backwards

Fix diff sequnce.

Signed-off-by: Attila Vamos <attila.vamos@gmail.com>
HPCC-9577 - Handle sequential/parallel and refactor ifaction

With this commit ifaction/sequential/parallel can be generated
into the same graph as their actions.
This changes the way sinks are handled, to handle these 'sink'
activities and conditionally prepare/execute their inputs.

Signed-off-by: Jake Smith <jake.smith@lexisnexis.com>
HPCC-9253 Significant semaphore overhead in the unordered concat

Fix regressions from previous commit, related to incorrect output grouping,
and potential lockups.

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #5147 from richardkchapman/unordered-concat-fixes

HPCC-9253 Significant semaphore overhead in the unordered concat

Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>
Merge pull request #5146 from AttilaVamos/HPCC-10425-fix

HPCC-10425 New regression suite diff report is backwards

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #5144 from ghalliday/issue10420

HPCC-10420 Ensure contents of expr attributes are hoisted when required

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #5132 from jakesmith/hpcc-9577c

    HPCC-9577 - Handle sequential/parallel and refactor ifaction

Reviewed-By: Gavin Halliday <gavin.halliday@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #5139 from ghalliday/issue10409

HPCC-10409 Provide functions to access user/system time

Reviewed-By: Jake Smith <jake.smith@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>