Added { ... } around float8get() macro, avoids VC7 error
  message "illegal else without matching if"
mtr_report.pl:
  Parse error logs to create "warnings" file
mtr_cases.pl:
  Added optoion --ignore-disabled-def
  Windows build now let TZ pass, removed
  work around
mysql-test-run.pl, mtr_process.pl:
  Back port of changes from 5.0