mysql-test/r/insert_select.result:
  Merge from 4.1 to 5.0.
mysql-test/r/select.result:
  Merge from 4.1 to 5.0.
mysql-test/t/insert_select.test:
  Merge from 4.1 to 5.0.
mysys/my_handler.c:
  Merge from 4.1 to 5.0.
sql/item.cc:
  Merge from 4.1 to 5.0.
sql/item_timefunc.cc:
  Imported bug fix from 4.1 to 5.0. (Bug#14016)
sql/item_timefunc.h:
  Imported bug fix from 4.1 to 5.0. (Bug#14016)