Fix bug in tsman undo


BitKeeper/deleted/.del-RecordPool.hpp~b2360628ee40b04e:
  Delete: storage/ndb/src/kernel/vm/RecordPool.hpp
storage/ndb/src/kernel/blocks/dbtup/DbtupDiskAlloc.cpp:
  Add page lsn to undo handling in tsman
storage/ndb/src/kernel/blocks/record_types.hpp:
  Start filling up record_types.hpp
storage/ndb/src/kernel/blocks/tsman.cpp:
  Add page_lsn to undo handling
storage/ndb/src/kernel/blocks/tsman.hpp:
  Add page_lsn to undo handling
storage/ndb/src/kernel/vm/Makefile.am:
  Remove SuperPool & NdbdSuperPool for now
storage/ndb/src/kernel/vm/Pool.hpp:
  Update Pool.hpp
storage/ndb/src/kernel/vm/pc.hpp:
  Move Ptr to Pool.hpp