Remember UNION for ALTER TABLE
Added test for if we are supporting transactions.
Don't allow REPLACE to replace a row when we have generated an auto_increment key
Fixed bug when using BLOB keys
Fixed bug in SET @variable=user.
opt_range.h bugs with const_tables and filesort fixed
opt_range.cc bugs with const_tables and filesort fixed
item_func.cc bugs with const_tables and filesort fixed
ha_myisam.h bugs with const_tables and filesort fixed
ha_myisam.cc bugs with const_tables and filesort fixed
ft_search.c bugs with const_tables and filesort fixed