Added "[labs] imap_show_login_alert" setting

Small fixes

rainloop/v/0.0.0/app/libraries/RainLoop/Providers/Settings/SettingsInterface.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace RainLoop\Providers\Settings;
+
+interface SettingsInterface
+{
+	/**
+	 * @param \RainLoop\Model\Account $oAccount
+	 *
+	 * @return array
+	 */
+	public function Load($oAccount);
+
+	/**
+	 * @param \RainLoop\Model\Account $oAccount
+	 * @param array $aSettings
+	 *
+	 * @return bool
+	 */
+	public function Save($oAccount, array $aSettings);
+
+	/**
+	 * @param string $sEmail
+	 *
+	 * @return bool
+	 */
+	public function ClearByEmail($sEmail);
+}