Speed up column-completion in 'mysql'
Don't use ISAM if HAVE_ISAM is not defined
A lot of fixes for the embedded version. All libraries are now included in libmysqld.a
Changed arguments to convert_dirname() to make it more general.
Renamed files in the 'merge' directory to all use a common prefix.
Don't compile both assembler and C functions on x86
Fixed bug in SELECT db1.table.* FROM db1.table,db2.table
Fixed bug in INSERT DELAYED when doing shutdown and a table was locked
Changed that tmp_table_size =4G-1 means unlimited.
myrg_info.c merge + insert OK
mymrgdef.h merge + insert OK
mrg000001.test test for the above
mysql-test-run compatibility (FreeBSD) changes from mysql-4.0 backpropagated