Add PuppetLabs stdlib module (dependency of mysql::server::config class).
Use the default root mysql passwhere where available.
Add ability to set the MySQL innodb_buffer_pool_size variable.
Set the default Apache max_clients to 5, to lessen the chance of it conflicting with new InnoDB memory usage.
Update web.pp for new Apache2 standards. Install apache2-utils package. Put custom conf in conf-available and conf-enabled (symlink) instead of conf.d
Add PHP5 JSON module for Drush.
Add some PHP CLI conf to appease Drush.
Added a note about issues with special characters in the MySQL password.
Set timezone in php.ini.