Fix after review

into eagle.mysql.r18.ru:/home/vva/work/LEX_PTR/mysql-5.0

@test=@"tEsT"=@`teST` etc. Tests updated.
Note that the patch to sql_class.cc does not use HASH_CASE_INSENSITIVE as did the one which I sent for review. This is because meanwhile HASH_CASE_INSENSITIVE has disappeared (since cset 1.1504.1.6).

into mysql.com:/home/pem/work/mysql-5.0

was not properly stored in the buffer.

into deer.mysql.r18.ru:/home/hf/work/mysql-4.1.cursor

Protocol_cursor task
net_field_length definitions trimmed with Monty's suggestions

Fixed bug #320.
Some new tests and cosmetic changes.
Another strcasecmp() replaced.

TMP_TABLE_PARAM.
This involved moving things around in include files.
All tests, including the ones with Valgrind passed.

into mysql.com:/home/mysql_src/mysql-4.1

into hundin.mysql.fi:/home/igor/dev/mysql-4.1

into eagle.mysql.r18.ru:/home/vva/work/COMPRESS_UNCOMPRESS/mysql-4.1

is executed, even if the transaction spans on >=2 relay logs (bug #53).
New variable relay_log_purge =0|1
New test to verify bug #53

   Added the MAX_LENGTH_FOR_SORT_DATA option
ctype_collate.result:
  Added the MAX_LENGTH_FOR_SORT_DATA option

   Added the MAX_LENGTH_FOR_SORT_DATA option
filesort.cc:
  Added the MAX_LENGTH_FOR_SORT_DATA option

into deer.mysql.r18.ru:/home/hf/work/mysql-5.0.kil

two versions of KILL
small fix

Protocol_cursor class and sql-common/ directory

More complex cases, like call u((select x from table limit 1)) does not.

  We don't need this code any more. It was used to initialize CONVERT structure in 4.0.

  client_collation -> collation_client
  result_collation -> collation_results
  connection_collation -> collation_connection

into sanja.is.com.ua:/home/bell/mysql/bk/work-order-4.1

into sanja.is.com.ua:/home/bell/mysql/bk/work-in-4.1

This included bug fixes in the 4.1 protocol (actually send and receive the
server_status flags).