sql/mysql_priv.h:
  Add note about updated scripts with new SQL_MODE settings
scripts/mysql_create_system_tables.sh:
  Add new SQL_MODE settings
mysql-test/include/system_db_struct.inc:
  Add proc table to system_mysql_db tests.
mysql-test/r/system_mysql_db.result:
  Include proc table output
scripts/mysql_fix_privilege_tables.sql:
  Make sure full list of SQL_MODE settings is in proc table