add memcached configuration option, small corrections for the build process and add installDrupal.sh file to the release
# Private class: See README.md
class mysql::bindings::php {
package { 'php-mysql':
ensure => $mysql::bindings::php_package_ensure,
install_options => $mysql::bindings::install_options,
name => $mysql::bindings::php_package_name,
provider => $mysql::bindings::php_package_provider,
}
}