This fixed some optimization problems when using -DBIG_TABLES
Portabilty fixes for OpenUnix and HPUX
Added C and C++ version numbers to mysqlbug

Made a some new buffers thread specific and changeable.
Resize of key_buffer.
AUTO_COMMIT -> AUTOCOMMIT
Fixed mutex bug in DROP DATABASE
Fixed bug when using auto_increment as second part of a key where first part could include NULL.
Split handler->extra() to extra() and extra_opt() to be able to support thread specific buffers.
Don't write message to error log when slave reconnects becasue of timeout.
Fixed possible update problem when using DELETE/UPDATE on small tables
(In some cases we used index even if table scanning would be better)
A lot of minior code cleanups

C++ comments cleanup

with a GRANT statement.

Read a manual for more detail

Split handler->option_flag() to handler->table_flags() and handler->index_flags()

first pull, merge,test, and get it to work.

The main change is the new replication code - now we have two slave threads
SQL thread and I/O thread. I have also re-written a lot of the code to 
prepare for multi-master implementation. 

I also documented IO_CACHE quite extensively and to some extend, THD class.

Fixed memory leak on shutdown (Affects the embedded version & MyODBC)

Cleanup typos (like SKIPP -> SKIP)

myself a run of compile-pentium-debug. I have not even tried to compile the 
new code

Move MAX_BLOB_WIDTH to be global
Added full support for unsigned BIGINT
Fixed spelling errors

Optimize fixed length MyISAM rows to use pread/pwrite.