Merge pull request #452 from gurock/release/1.15.2

TRCLI Release v1.15.2

Updated changelog release date for 1.15.1

Merge pull request #430 from gurock/release/1.15.0

TRCLI Release v1.15.0

Merge pull request #425 from gurock/release/1.14.3

TRCLI Release v1.14.3

Merge pull request #418 from codambro/issue-417

support case_result_statuses in robot

Merge pull request #414 from gurock/release/1.14.1

TR CLI Release v1.14.1

Merge pull request #410 from gurock/release/1.14.0

TRCLI Release v1.14.0

Merge pull request #405 from gurock/release/1.13.4

TR CLI Release v1.13.4

Merge pull request #398 from gurock/release/1.13.3

TRCLI Release v1.13.3

Merge pull request #393 from gurock/release/1.13.2

TR CLI release v1.13.2