when FILE_NAME is specified

- Require FILE privileges for the TABLE_TYPEs that
  access to the underlying operating system:
  ODBC, MYSQL, DIR, MAC, WMI, OEM.

added:
  mysql-test/suite/connect/t/grant.inc
modified:
  mysql-test/suite/connect/r/bin.result
  mysql-test/suite/connect/t/bin.test
  storage/connect/ha_connect.cc
  storage/connect/ha_connect.h