data is null, allocate big memory bug.
server_preapre can't bind placeholder on comment.
Fix AutoCommit comparison logic to avoid spurious commands to mysql
Fixed column_info's return value order.

DBI.pm's pod says
> The result set is ordered by TABLE_CAT, TABLE_SCHEM, TABLE_NAME and
> ORDINAL_POSITION.

ref. https://github.com/CaptTofu/DBD-mysql/issues/16
Merge pull request #13 from nihen/blob_null_fail

server_prepare; data is null, allocate big memory bug.
Merge pull request #14 from nihen/t53comment_server_prepare_fail

server_preapre can't bind placeholder on comment.
Merge pull request #27 from wolfsage/fix-autocommit

Fix AutoCommit comparison logic to avoid spurious commands to mysql
Merge pull request #28 from tokuhirom/fix-column_info-order

Fixed column_info's return value order.
Version 4.022
Merge branch 'master' of github.com:CaptTofu/DBD-mysql
Updated docs with info on building on OSX, updated META file with correct vers.
version check for ExtUtils::MakeMaker fails because of lack of 'eval' when defining VERSION in ExtUtils::MakeMaker 6.57_05

see: http://cpansearch.perl.org/src/CHORNY/ExtUtils-MakeMaker-6.57_05/lib/ExtUtils/MakeMaker.pm
Line 21:

our $VERSION = '6.57_05'
Merge pull request #31 from 9re/master

version check for ExtUtils::MakeMaker 6.57_05 fails