BitKeeper/etc/ignore:
  Added mysql-test/t/tmp.test mysql-test/r/tmp.result client/tmp.diff to the ignore list
client/mysql.cc:
  Fix for Bug #21412 (client allows DELIMITER with backslash)
mysql-test/r/mysql.result:
  Added test case for Bug #21412
mysql-test/t/mysql.test:
  Added test case for Bug #21412