Changed release name to 5.0.19a
ha_innodb.cc:
  InnoDB used table locks (not row locks) within stored functions. (Bug #18077)

it breaks binary compatibility. The patch will be left intact
in 5.1. Warning: this changeset should be null-merged into 5.1.
A separate commit in order to push into the release clone of 
5.0.19.

qualified subject table" which was introduced during work on bug #13525
"Rename table does not keep info of triggers".

The bug was caused by the fact that during reconstruction of CREATE TRIGGER
statement stored in .TRG file which happened during RENAME TABLE we damaged
trigger definition in case when it contained fully qualified name of subject
table (see comment for sql_yacc.yy for more info).

into  zippy.(none):/home/cmiller/work/mysql/mysql-5.0.19-tbr

client will now substitute spaces for NULs, so that the grid isn't messed up
due to silently consumed NULs and that the full field is shown.

  Use installed libz.a to avoid hard to solve static linking problems

into  mysql.com:/extern/mysql/5.0/bug16887/mysql-5.0-release

 removed unnecessary calculation of cache value 
 otherwise Join::preapre tries to calculate 
 undefined values(filed values)

  Don't create empty embedded RPM, bug#15769

into mysql.com:/Users/kent/mysql/bk/mysql-5.0-release

(ASCII space).  For Bug#16857.

  Use libtool convenience lib, to access get_password object correctly, bug#17155

                 time per connection
  Removed const_string() method from Item_string (it was only used in one
  place, in a bad way). Defer possible SP variable, and access data directly
  instead, in date_format item.

into mysql.com:/M50/mysql-5.0

database
 - Fix test case for systems with "lowercase names"

into mysql.com:/M50/mysql-5.0

into mysql.com:/home/hf/work/mysql-5.0.9088

into mysql.com:/home/hf/work/mysql-5.0.9088

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-4.1-r1.2478

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-4.0-r1.2173

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-5.0

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-4.1-r1.2478

  revise README.

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-5.0

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-4.1-r1.2478

  Revise README.gcov.

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-5.0

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-4.1-r1.2478

into  snake-hub.snake.net:/src/extern/MySQL/bk/mysql-4.1

  Revise mysql-test README.

into mysql.com:/M40/comment-4.0

into mysql.com:/M41/comment-4.1

into  lsmy3.wdf.sap.corp:/data/users/tkatchaounov/mysql/src/5.0-bug-17523

into  shellback.(none):/home/msvensson/mysql/mysql-5.0

into  lsmy3.wdf.sap.corp:/data/users/tkatchaounov/mysql/src/5.0-dbg