1. Created 'perltidy.config' file containing the configuration commands
   used to format the MTR perl code.

   Usage:
   ------
   bash> perltidy --pro=<path_to_mtr.config> Config.pm > Config.pm.tdy
   bash> mv Config.pm.tdy Config.pm

2. Reformatted following MTR perl module files using perltidy utility.

  - mysql-test/lib/My/Config.pm
  - mysql-test/lib/My/ConfigFactory.pm
  - mysql-test/lib/My/CoreDump.pm
  - mysql-test/lib/My/Exec.pm
  - mysql-test/lib/My/File/Path.pm
  - mysql-test/lib/My/Find.pm
  - mysql-test/lib/My/Handles.pm
  - mysql-test/lib/My/Memcache.pm
  - mysql-test/lib/My/Options.pm
  - mysql-test/lib/My/Platform.pm
  - mysql-test/lib/My/SafeProcess.pm
  - mysql-test/lib/My/SafeProcess/Base.pm
  - mysql-test/lib/My/SysInfo.pm
  - mysql-test/lib/My/Test.pm

Change-Id: I04f23d60f4f358df76ca1461a7d4e20a84258766