Manual changes to reflect auto-extending data file and better foreign key support in 3.23.50

  Update

manual.texi	not unsigned int.
manual.texi	mysql_real_escape_string() return value and third arg
manual.texi	now are unsigned long, not unsigned int.

manual.texi	an alternative non-deprecated way to test for SET.

into teton.kitebird.com:/home/paul/mysql-4.0

manual.texi	@code{.ext} rather than @file{.ext} so they're
manual.texi	all consistent.

into sanja.is.com.ua:/home/bell/mysql/work-qc-4.0

into teton.kitebird.com:/home/paul/mysql-4.0

manual.texi	small cleanups

into serg.mysql.com:/usr/home/serg/Abk/mysql-4.0

into sinisa.nasamreza.org:/mnt/hdc/Sinisa/mysql-4.0

SELECT_DEFAULT_LIMIT

into fred.bitbike.com:/home/arjen/mysql-4.0

Copyright ...-2002

  Change the default innodb_data_file_path to create a 16M file and define it as auto-extending

into teton.kitebird.com:/home/paul/mysql-4.0

manual.texi	other miscellaneous cleanups.
manual.texi	fix missing word

into teton.kitebird.com:/home/paul/mysql-4.0

manual.texi	"leafs" is not a word.  Except in hockey. :-)
manual.texi	fix typo