fiexd bug in LIMIT check

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

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

into bar.mysql.r18.ru:/usr/home/bar/mysql-4.1.wrk

into mysql.com:/space/my/mysql-4.1

  ulong fails to compile on FreeBSD. Peter, alsways use "unsigned long" instead!!!

  COUNT(DISTINCT expr) and charset related test

into bar.mysql.r18.ru:/usr/home/bar/mysql-4.1.wrk

removed unused items

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

It's needed by ODBC code.

a bit more ucs2 compatibility 

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

CREATE TABLE tname (a CHAR(10) COLLATE latin1_de)

CREATE TABLE tname (a CHAR(10) ASCII)
  as a synonym for
CREATE TABLE tname (a CHAR(10) CHARACTER SET latin1)

   "fieldname CHAR(n) UNICODE"
as a synonym to
   "fieldname CHAR(n) CHARACTER SET ucs2"

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