nsure that rows in a multi-row INSERT DELAYED are inserted atomicly


mysql-test/mysql-test-run.sh:
  Make test case safe for openserver/unixware (Bug #2700)
sql/sql_delete.cc:
  Rollback statement on kill
sql/sql_insert.cc:
  Ensure that rows in a multi-row INSERT DELAYED are inserted atomicly (without releasing logs).
  This is needed to ensure that the mysqlbinlog is consistent.
  Bug #2491
sql/sql_list.h:
  Ensure that rows in a multi-row INSERT DELAYED is inserted atomicly (without releasing logs).
  This is needed to ensure that the mysqlbinlog is consistent.
  Bug #2491
sql/sql_update.cc:
  Rollback statement on kill