of mysql-test-run.pl


mysql-test/lib/mtr_process.pl:
  Change from "print" to "mtr_debug" to get messages logged to file as well
mysql-test/lib/mtr_report.pl:
  - Add "mtr_log_init" function used for opening the log file
  - Change from "print" to "mtr_report" to get the messages logged
  - Make printout functions log to the log file
mysql-test/mysql-test-run.pl:
  - Open the mysql-test-run log file as soon as var/log has been created
  - Change from "print" to "mtr_report" to get the messgages to log as well