- new test program
- changed scan take over protocol
- fixed some bugs
 


ndb/include/kernel/signaldata/TcKeyReq.hpp:
  Changed scan takeover to instead
ndb/src/kernel/blocks/dblqh/DblqhMain.cpp:
  return fargment instead of node (as info for scan take-over)
ndb/src/kernel/blocks/dbtc/Dbtc.hpp:
  remove unused scanNode
ndb/src/kernel/blocks/dbtc/DbtcMain.cpp:
  Ship fragment instead of node in scan take over.
  The case where fragment has changed primary will still be handled
    as fragmentdistribution has changed then
ndb/src/kernel/blocks/dbtup/DbtupRoutines.cpp:
  Send fragment wo/ extra bit
ndb/src/ndbapi/NdbOperationSearch.cpp:
  Fix distribution key length
ndb/test/ndbapi/Makefile.am:
  new test program for partitioning