From now on FULLTEXT search is initialized expilictly in mysql_select()


sql/item_func.cc:
  FULLTEXT expilict initialization
sql/opt_ft.h:
  FULLTEXT expilict initialization
sql/opt_range.h:
  FULLTEXT expilict initialization
sql/ha_myisam.cc:
  FULLTEXT expilict initialization
sql/ha_myisam.h:
  FULLTEXT expilict initialization
sql/handler.h:
  FULLTEXT expilict initialization
sql/item_func.h:
  FULLTEXT expilict initialization
sql/sql_select.cc:
  FULLTEXT expilict initialization
myisam/ft_search.c:
  FULLTEXT expilict initialization