mysql-test/r/grant2.result:
  new test case
mysql-test/r/variables.result:
  don't fail w/o innodb
mysql-test/t/grant2.test:
  new test case
mysql-test/t/multi_update.test:
  don't fail w/o innodb
mysql-test/t/variables.test:
  don't fail w/o innodb
sql/sql_acl.cc:
  cleanup