diff --git a/framework/yii/base/Application.php b/framework/yii/base/Application.php
index 495c1f8..09951bd 100644
--- a/framework/yii/base/Application.php
+++ b/framework/yii/base/Application.php
@@ -67,10 +67,20 @@ class Application extends Module
 	 * Constructor.
 	 * @param array $config name-value pairs that will be used to initialize the object properties.
 	 * Note that the configuration must contain both [[id]] and [[basePath]].
+	 * @throws InvalidConfigException if either [[id]] or [[basePath]] configuration is missing.
 	 */
 	public function __construct($config = array())
 	{
 		Yii::$app = $this;
+		if (!isset($config['id'])) {
+			throw new InvalidConfigException('The "id" configuration is required.');
+		}
+		if (isset($config['basePath'])) {
+			$this->setBasePath($config['basePath']);
+			unset($config['basePath']);
+		} else {
+			throw new InvalidConfigException('The "basePath" configuration is required.');
+		}
 
 		$this->preInit($config);
 
@@ -83,37 +93,24 @@ class Application extends Module
 	/**
 	 * Pre-initializes the application.
 	 * This method is called at the beginning of the application constructor.
-	 * When this method is called, none of the application properties are initialized yet.
-	 * The default implementation will initialize a few important properties
-	 * that may be referenced during the initialization of the rest of the properties.
 	 * @param array $config the application configuration
-	 * @throws InvalidConfigException if either [[id]] or [[basePath]] configuration is missing.
 	 */
-	public function preInit($config)
+	public function preInit(&$config)
 	{
-		if (!isset($config['id'])) {
-			throw new InvalidConfigException('The "id" configuration is required.');
-		}
-		if (!isset($config['basePath'])) {
-			throw new InvalidConfigException('The "basePath" configuration is required.');
-		}
-
-		$this->setBasePath($config['basePath']);
-		Yii::setAlias('@app', $this->getBasePath());
-		unset($config['basePath']);
-
-		if (isset($config['vendor'])) {
-			$this->setVendorPath($config['vendor']);
+		if (isset($config['vendorPath'])) {
+			$this->setVendorPath($config['vendorPath']);
 			unset($config['vendorPath']);
+		} else {
+			// set "@vendor"
+			$this->getVendorPath();
 		}
-		Yii::setAlias('@vendor', $this->getVendorPath());
-
-		if (isset($config['runtime'])) {
-			$this->setRuntimePath($config['runtime']);
-			unset($config['runtime']);
+		if (isset($config['runtimePath'])) {
+			$this->setRuntimePath($config['runtimePath']);
+			unset($config['runtimePath']);
+		} else {
+			// set "@runtime"
+			$this->getRuntimePath();
 		}
-		Yii::setAlias('@runtime', $this->getRuntimePath());
-
 		if (isset($config['timeZone'])) {
 			$this->setTimeZone($config['timeZone']);
 			unset($config['timeZone']);
@@ -202,7 +199,8 @@ class Application extends Module
 
 	/**
 	 * Returns the directory that stores runtime files.
-	 * @return string the directory that stores runtime files. Defaults to 'protected/runtime'.
+	 * @return string the directory that stores runtime files.
+	 * Defaults to the "runtime" subdirectory under [[basePath]].
 	 */
 	public function getRuntimePath()
 	{
@@ -215,16 +213,11 @@ class Application extends Module
 	/**
 	 * Sets the directory that stores runtime files.
 	 * @param string $path the directory that stores runtime files.
-	 * @throws InvalidConfigException if the directory does not exist or is not writable
 	 */
 	public function setRuntimePath($path)
 	{
-		$path = Yii::getAlias($path);
-		if (is_dir($path) && is_writable($path)) {
-			$this->_runtimePath = $path;
-		} else {
-			throw new InvalidConfigException("Runtime path must be a directory writable by the Web server process: $path");
-		}
+		$this->_runtimePath = Yii::getAlias($path);
+		Yii::setAlias('@runtime', $this->_runtimePath);
 	}
 
 	private $_vendorPath;
@@ -232,7 +225,7 @@ class Application extends Module
 	/**
 	 * Returns the directory that stores vendor files.
 	 * @return string the directory that stores vendor files.
-	 * Defaults to 'vendor' directory under applications [[basePath]].
+	 * Defaults to "vendor" directory under [[basePath]].
 	 */
 	public function getVendorPath()
 	{
@@ -249,6 +242,7 @@ class Application extends Module
 	public function setVendorPath($path)
 	{
 		$this->_vendorPath = Yii::getAlias($path);
+		Yii::setAlias('@vendor', $this->_vendorPath);
 	}
 
 	/**
diff --git a/framework/yii/base/Module.php b/framework/yii/base/Module.php
index fac4164..5f5c376 100644
--- a/framework/yii/base/Module.php
+++ b/framework/yii/base/Module.php
@@ -236,6 +236,9 @@ abstract class Module extends Component
 		$p = realpath($path);
 		if ($p !== false && is_dir($p)) {
 			$this->_basePath = $p;
+			if ($this instanceof Application) {
+				Yii::setAlias('@app', $p);
+			}
 		} else {
 			throw new InvalidParamException("The directory does not exist: $path");
 		}
diff --git a/framework/yii/logging/Target.php b/framework/yii/logging/Target.php
index fac8b53..7be7001 100644
--- a/framework/yii/logging/Target.php
+++ b/framework/yii/logging/Target.php
@@ -204,11 +204,9 @@ abstract class Target extends Component
 			if ($matched) {
 				foreach ($this->except as $category) {
 					$prefix = rtrim($category, '*');
-					foreach ($messages as $i => $message) {
-						if (strpos($message[2], $prefix) === 0 && ($message[2] === $category || $prefix !== $category)) {
-							$matched = false;
-							break;
-						}
+					if (strpos($message[2], $prefix) === 0 && ($message[2] === $category || $prefix !== $category)) {
+						$matched = false;
+						break;
 					}
 				}
 			}
diff --git a/framework/yii/web/AccessRule.php b/framework/yii/web/AccessRule.php
index 3897769..9bd52ce 100644
--- a/framework/yii/web/AccessRule.php
+++ b/framework/yii/web/AccessRule.php
@@ -99,7 +99,7 @@ class AccessRule extends Component
 		if ($this->matchAction($action)
 			&& $this->matchRole($user)
 			&& $this->matchIP($request->getUserIP())
-			&& $this->matchVerb($request->getRequestMethod())
+			&& $this->matchVerb($request->getMethod())
 			&& $this->matchController($action->controller)
 			&& $this->matchCustom($action)
 		) {
diff --git a/framework/yii/web/HttpCache.php b/framework/yii/web/HttpCache.php
index 0a3bb86..5b7682d 100644
--- a/framework/yii/web/HttpCache.php
+++ b/framework/yii/web/HttpCache.php
@@ -60,7 +60,7 @@ class HttpCache extends ActionFilter
 	 */
 	public function beforeAction($action)
 	{
-		$verb = Yii::$app->request->getRequestMethod();
+		$verb = Yii::$app->request->getMethod();
 		if ($verb !== 'GET' && $verb !== 'HEAD' || $this->lastModified === null && $this->etagSeed === null) {
 			return true;
 		}
diff --git a/framework/yii/web/Request.php b/framework/yii/web/Request.php
index a857926..9b1e91c 100644
--- a/framework/yii/web/Request.php
+++ b/framework/yii/web/Request.php
@@ -49,7 +49,7 @@ class Request extends \yii\base\Request
 	/**
 	 * @var string|boolean the name of the POST parameter that is used to indicate if a request is a PUT or DELETE
 	 * request tunneled through POST. Default to '_method'.
-	 * @see getRequestMethod
+	 * @see getMethod
 	 * @see getRestParams
 	 */
 	public $restVar = '_method';
@@ -81,7 +81,7 @@ class Request extends \yii\base\Request
 	 * @return string request method, such as GET, POST, HEAD, PUT, DELETE.
 	 * The value returned is turned into upper case.
 	 */
-	public function getRequestMethod()
+	public function getMethod()
 	{
 		if (isset($_POST[$this->restVar])) {
 			return strtoupper($_POST[$this->restVar]);
@@ -96,7 +96,7 @@ class Request extends \yii\base\Request
 	 */
 	public function getIsPostRequest()
 	{
-		return $this->getRequestMethod() === 'POST';
+		return $this->getMethod() === 'POST';
 	}
 
 	/**
@@ -105,7 +105,7 @@ class Request extends \yii\base\Request
 	 */
 	public function getIsDeleteRequest()
 	{
-		return $this->getRequestMethod() === 'DELETE';
+		return $this->getMethod() === 'DELETE';
 	}
 
 	/**
@@ -114,7 +114,7 @@ class Request extends \yii\base\Request
 	 */
 	public function getIsPutRequest()
 	{
-		return $this->getRequestMethod() === 'PUT';
+		return $this->getMethod() === 'PUT';
 	}
 
 	/**
@@ -141,7 +141,7 @@ class Request extends \yii\base\Request
 	/**
 	 * Returns the request parameters for the RESTful request.
 	 * @return array the RESTful request parameters
-	 * @see getRequestMethod
+	 * @see getMethod
 	 */
 	public function getRestParams()
 	{
@@ -772,7 +772,7 @@ class Request extends \yii\base\Request
 		if (!$this->enableCsrfValidation) {
 			return;
 		}
-		$method = $this->getRequestMethod();
+		$method = $this->getMethod();
 		if ($method === 'POST' || $method === 'PUT' || $method === 'DELETE') {
 			$cookies = $this->getCookies();
 			switch ($method) {
diff --git a/framework/yii/web/UrlRule.php b/framework/yii/web/UrlRule.php
index b1e74da..fc19ea3 100644
--- a/framework/yii/web/UrlRule.php
+++ b/framework/yii/web/UrlRule.php
@@ -171,7 +171,7 @@ class UrlRule extends Object
 			return false;
 		}
 
-		if ($this->verb !== null && !in_array($request->getRequestMethod(), $this->verb, true)) {
+		if ($this->verb !== null && !in_array($request->getMethod(), $this->verb, true)) {
 			return false;
 		}
 
diff --git a/framework/yii/web/VerbFilter.php b/framework/yii/web/VerbFilter.php
index 9b475e3..ca6d47d 100644
--- a/framework/yii/web/VerbFilter.php
+++ b/framework/yii/web/VerbFilter.php
@@ -76,7 +76,7 @@ class VerbFilter extends Behavior
 	{
 		$action = $event->action->id;
 		if (isset($this->actions[$action])) {
-			$verb = Yii::$app->getRequest()->getRequestMethod();
+			$verb = Yii::$app->getRequest()->getMethod();
 			$allowed = array_map('strtoupper', $this->actions[$action]);
 			if (!in_array($verb, $allowed)) {
 				$event->isValid = false;