Added PDO driver to the change-password plugin

plugins/change-password/drivers/example.phps

@@ -0,0 +1,37 @@
+<?php
+
+class ChangePasswordDriverLDAP
+{
+	const
+		NAME        = 'Example',
+		DESCRIPTION = 'Example driver to change the email account passwords.';
+
+	private
+		$sHostName = '';
+
+	/**
+	 * @var \MailSo\Log\Logger
+	 */
+	private $oLogger = null;
+
+	function __construct(\RainLoop\Config\Plugin $oConfig, \MailSo\Log\Logger $oLogger)
+	{
+		$this->oLogger = $oLogger;
+//		$this->sHostName = $oConfig->Get('plugin', 'example_hostname', '');
+	}
+
+	public static function isSupported() : bool
+	{
+		return false;
+	}
+
+	public static function configMapping() : array
+	{
+		return array();
+	}
+
+	public function ChangePassword(\RainLoop\Model\Account $oAccount, string $sPrevPassword, string $sNewPassword) : bool
+	{
+		return false;
+	}
+}