Added license headers to driver files, CS fixes

Aleksander Machniak

2014-09-08 4baf96a4ca1621a267c10c67e84e80e6bf72dbfd

 program/lib/Roundcube/rcube_db.php

@@ -68,6 +68,7 @@
            'sybase'  => 'mssql',
            'dblib'   => 'mssql',
            'mysqli'  => 'mysql',
            'oci'     => 'oracle',
        );

        $driver = isset($driver_map[$driver]) ? $driver_map[$driver] : $driver;