CREATE TABLE a (field,...) TYPE=type CHARSET=cset;


sql/handler.h:
  New flag to remember whether new table default charset 
  has been passed in ALTER TABLE
sql/lex.h:
  New language symbol
sql/sql_show.cc:
  Display default table charset if exists
sql/sql_table.cc:
  Check table charset before default server charset
sql/sql_yacc.yy:
  New create table option: default table character set
sql/table.cc:
  Table charset
sql/unireg.cc:
  field->charset must be initialized before. So assumes it is not NULL