Added new logic to ACL system:

1) If GRANT OPTION (not mysql db):
   Ok to update existing user, but not password.
   Not allowed to make a new user.

2) If UPDATE_ACL to mysql DB:
   Ok to update current user, but not make a new one.

3) If INSERT_ACL to mysql DB:
   Ok to add a new user, but not modify existing.

4) If GRANT OPTION to mysql DB:
   All modifications OK.


mysql-test/r/grant2.result:
  Added more ACL tests and fixed results in some old tests.
mysql-test/t/grant2.test:
  Added more ACL tests and fixed results in some old tests.
sql/sql_acl.h:
  Made check_acl_user() visible to sql_parse.cc
sql/sql_parse.cc:
  Added new logic to ACL system:
  
  1) If GRANT OPTION (not mysql db):
     Ok to update existing user, but not password.
     Not allowed to make a new user.
  
  2) If UPDATE_ACL to mysql DB:
     Ok to update current user, but not make a new one.
  
  3) If INSERT_ACL to mysql DB:
     Ok to add a new user, but not modify existing.
  
  4) If GRANT OPTION to mysql DB:
     All modifications OK.

BitKeeper/etc/logging_ok:
  auto-union
mysql-test/r/olap.result:
  Auto merged
sql/sql_select.cc:
  Auto merged
BitKeeper/deleted/.del-isamchk.1.in~9d44303f6d951962:
  Auto merged
BitKeeper/deleted/.del-isamlog.1.in~416d91adbf665b19:
  Auto merged

  Added a test case for bug #8617.
sql_select.cc:
  Fixed bug #8617.
  Queries with ROLLUP and LIMIT n returned more than n rows
  if SQL_CALC_FOUND_ROWS was used.


sql/sql_select.cc:
  Fixed bug #8617.
  Queries with ROLLUP and LIMIT n returned more than n rows
  if SQL_CALC_FOUND_ROWS was used.
mysql-test/t/olap.test:
  Added a test case for bug #8617.

into mysql.com:/home/jimw/my/mysql-5.0-clean

into mysql.com:/home/jimw/my/mysql-5.0-clean

into mysql.com:/home/jimw/my/mysql-5.0-build

sql/sql_select.cc:
  Post-merge correction

into mysql.com:/space/my/mysql-5.0

into mysql.com:/home/jimw/my/mysql-5.0-clean

into zim.(none):/home/brian/mysql/mysql-5.0


libmysqld/examples/Makefile.am:
  Auto merged

libmysqld/examples/Makefile.am:
  Remove MT_INCLUDE

into mysql.com:/home/jimw/my/mysql-5.0-clean

into mysql.com:/home/jimw/my/mysql-5.0-clean

mysql-test/r/func_gconcat.result:
  Test result fixed.
sql/item_sum.cc:
  Cleanup of Item_func_group_concat:
  - last unobvious things commented
  - don't store NULLs in the tree.
  - remove unneeded variables.
  - use setup_order, not setup_group to setup group concat order list
sql/item_sum.h:
  Cleanup for Item_func_group_concat: remove unneded variables, methods,
  move a bunch of variables to private: section.

into mysql.com:/home/jimw/my/mysql-5.0-clean


mysql-test/t/sp.test:
  Auto merged

  transactional test removed
sp_trans.test, sp_trans.result:
  new file


mysql-test/r/sp.result:
  transactional test removed
mysql-test/t/sp.test:
  transactional test removed

into mysql.com:/space/my/mysql-5.0


sql/sql_parse.cc:
  Auto merged

into mysql.com:/home/jimw/my/mysql-5.0-build

into mysql.com:/home/jimw/my/mysql-5.0-build

libmysql/libmysql.c:
  Break up variable definitions to appease HP/UX compiler.

into mysql.com:/home/jimw/my/mysql-5.0-build

into frost.snake.net:/Volumes/frost2/MySQL/bk/mysql-4.1


BitKeeper/etc/logging_ok:
  auto-union

into sinisa.nasamreza.org:/mnt/work/petica

into frost.snake.net:/Volumes/frost2/MySQL/bk/merge-4.1


BitKeeper/etc/logging_ok:
  auto-union

into sinisa.nasamreza.org:/mnt/work/petica

BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

  Fix for a bug with test failing with Classic.


mysql-test/t/sp.test:
  Fix for a bug with test failing with Classic.

into mysql.com:/home/jimw/my/mysql-5.0-build

into zim.(none):/home/brian/mysql/mysql-5.0

into quadxeon.mysql.com:/nfstmp1/guilhem/mysql-4.1-4xeon


BitKeeper/etc/logging_ok:
  auto-union
sql/log_event.cc:
  Auto merged

into quadxeon.mysql.com:/nfstmp1/guilhem/mysql-4.0-4xeon


BitKeeper/etc/logging_ok:
  auto-union

heap/hp_create.c:
  Auto merged
mysql-test/mysql-test-run.sh:
  Auto merged
mysql-test/r/ctype_utf8.result:
  Auto merged
mysql-test/r/olap.result:
  Auto merged
mysql-test/t/func_str.test:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/item_strfunc.cc:
  Auto merged
sql/key.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/sql_select.h:
  Auto merged
sql/sql_string.h:
  Auto merged
client/mysqldump.c:
  Manual merge
mysql-test/r/func_gconcat.result:
  Manual merge
mysql-test/r/func_str.result:
  Manual merge
mysql-test/t/func_gconcat.test:
  Manual merge
sql/ha_heap.cc:
  Manual merge
sql/sql_select.cc:
  Manual merge