- added compatability with 5.0
- added test case for compatability with 5.0 and 5.1


mysql-test/std_data/ndb_backup50/BACKUP-1-0.1.Data:
  New BitKeeper file ``mysql-test/std_data/ndb_backup50/BACKUP-1-0.1.Data''
mysql-test/std_data/ndb_backup50/BACKUP-1-0.2.Data:
  New BitKeeper file ``mysql-test/std_data/ndb_backup50/BACKUP-1-0.2.Data''
mysql-test/std_data/ndb_backup50/BACKUP-1.1.log:
  New BitKeeper file ``mysql-test/std_data/ndb_backup50/BACKUP-1.1.log''
mysql-test/std_data/ndb_backup50/BACKUP-1.2.log:
  New BitKeeper file ``mysql-test/std_data/ndb_backup50/BACKUP-1.2.log''
mysql-test/std_data/ndb_backup51/BACKUP-1-0.1.Data:
  New BitKeeper file ``mysql-test/std_data/ndb_backup51/BACKUP-1-0.1.Data''
mysql-test/std_data/ndb_backup51/BACKUP-1-0.2.Data:
  New BitKeeper file ``mysql-test/std_data/ndb_backup51/BACKUP-1-0.2.Data''