added debug printouts
    changed mem allocation handling in event api
   split single and parallell event operation testing


ndb/src/kernel/blocks/suma/Suma.cpp:
  added info to dump state 8004
ndb/src/ndbapi/NdbDictionaryImpl.cpp:
  added debug printouts
ndb/src/ndbapi/NdbEventOperationImpl.cpp:
  changed mem allocation handling in event api
ndb/test/ndbapi/test_event.cpp:
  split single and parallell event operation testing