Updated ndb_ test cases 


mysql-test/r/ndb_autodiscover.result:
  Updated to new output of error message
mysql-test/r/ndb_basic.result:
  Added som order by to sort the result correctly before comparing
mysql-test/r/ndb_index_unique.result:
  Added test for USING HASH combined with PRIMARY KEY and UNIQUE index
mysql-test/t/ndb_autodiscover.test:
  Correctede error case
mysql-test/t/ndb_basic.test:
  Added som order by
mysql-test/t/ndb_index_unique.test:
  Added test for USING HASH combined with PRIMARY KEY and UNIQUE index
sql/ha_ndbcluster.cc:
  Added the index flag HA_ONLY_WHOLE_INDEX if index is created with USING HASH.