[development] Drop MySQL 3 support

[Ray Zimmerman]

On Jul 14, 2006, at 5:27 PM, Chris Johnson wrote:
> Gerhard Killesreiter wrote:
>> Hi there!
>> MySQL AB (the company behind our most used database) has announced  
>> a change in support options for their database products.
>> http://www.mysql.com/company/legal/mysql_lifecycle_policy.pdf
>
> Given this announcement, I agree completely with Gerhard.  Let's  
> drop support for MySQL 3.x and consider dropping support for 4.0 as  
> well with Drupal release 4.8.

Just to be clear, extended support (security updates and fixes for  
severity level 1 bugs) for MySQL 4.0 does extend through the end of  
2008. So the lack of security updates argument only applies to 3.x.

	Ray