typo fix.

framework/yii/base/Application.php

@@ -259,7 +259,7 @@ abstract class Application extends Module
 	}
 
 	/**
-	 * Sets the root directory of the applicaition and the @app alias.
+	 * Sets the root directory of the application and the @app alias.
 	 * This method can only be invoked at the beginning of the constructor.
 	 * @param string $path the root directory of the application.
 	 * @property string the root directory of the application.
@@ -427,7 +427,7 @@ abstract class Application extends Module
 
 	/**
 	 * Returns the view object.
-	 * @return View the view object that is used to render various view files.
+	 * @return View|\yii\web\View the view object that is used to render various view files.
 	 */
 	public function getView()
 	{