Call mtr_timer_stop_all() at exit
mtr_report.pl, mysql-test-run.pl:
  Added default/ps-protocol/embedded to abort and summary line
mtr_timer.pl:
  Added function mtr_timer_stop_all()


mysql-test/mysql-test-run.pl:
  Added default/ps-protocol/embedded to abort and summary line
mysql-test/lib/mtr_timer.pl:
  Added function mtr_timer_stop_all()
mysql-test/lib/mtr_report.pl:
  Added default/ps-protocol/embedded to abort and summary line
mysql-test/lib/mtr_process.pl:
  Call mtr_timer_stop_all() at exit