module: remove drush
module: added drush submodule
php: we need apc installed to boost performance
modules: remove apt
modules: use apt submodules
module: remove concat
modules: added concat submodule
module: remove mysql
modules: use mysql submodule
modules: remove ntp
modules: use ntp submodule
modules: remove stdlib module
modules: added stdlib modules
modules: remove pear
modules: added pear submodule
modules: remove php
modules: added thias-php