Added test case to check the default value of @@binlog_format. mysql-test/t/binlog_format_basic.test: Added test case to verify the default binlog_format: it should be STATEMENT in 5.1 and MIXED in 6.0.
BitKeeper/etc/ignore: Added mysql-test/linux_sys_vars.inc mysql-test/load_sysvars.inc mysql-test/windows_sys_vars.inc to the ignore list