Added "[labs] imap_show_login_alert" setting

Small fixes

rainloop/v/0.0.0/app/libraries/RainLoop/Providers/Suggestions.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace RainLoop\Providers;
+
+class Suggestions extends \RainLoop\Providers\AbstractProvider
+{
+	/**
+	 * @var \RainLoop\Providers\Suggestions\SuggestionsInterface
+	 */
+	private $oDriver;
+
+	/**
+	 * @param \RainLoop\Providers\Suggestions\SuggestionsInterface|null $oDriver = null
+	 *
+	 * @return void
+	 */
+	public function __construct($oDriver = null)
+	{
+		$this->oDriver = $oDriver;
+	}
+
+	/**
+	 * @param \RainLoop\Account $oAccount
+	 * @param string $sQuery
+	 *
+	 * @return array
+	 */
+	public function Process(\RainLoop\Account $oAccount, $sQuery)
+	{
+		return $this->oDriver && $this->IsActive() && 0 < \strlen($sQuery) ? $this->oDriver->Process($oAccount, $sQuery) : array();
+	}
+
+	/**
+	 * @return bool
+	 */
+	public function IsActive()
+	{
+		return $this->oDriver instanceof \RainLoop\Providers\Suggestions\SuggestionsInterface;
+	}
+}