93034 Replace text directionality control characters with escape sequences in the semantics_tester (framework, a: accessibility, cla: yes, waiting for tree to go green)

93098 Revert “Reland engine display features” (team, tool, engine, a: accessibility, cla: yes, d: api docs, d: examples, documentation, integration_test)

93117 Reland Reland engine display features (team, tool, engine, a: accessibility, cla: yes, d: api docs, d: examples, documentation, integration_test)

93204 Revert “Reland Reland engine display features” (team, tool, engine, a: accessibility, cla: yes, d: api docs, d: examples, documentation, integration_test)