Tweaking Auth config comments.

application/config/auth.php

@@ -7,8 +7,8 @@ return array(
 	| Retrieve Users By ID
 	|--------------------------------------------------------------------------
 	|
-	| This method is called by the Auth::user() method when attempting to load
-	| a user by their user ID. 
+	| This method is called by the Auth::user() method when attempting to
+	| retrieve a user by their user ID.
 	|
 	| You are free to change this method for your application however you wish.
 	|
@@ -24,11 +24,13 @@ return array(
 	| Retrieve Users By Username
 	|--------------------------------------------------------------------------
 	|
-	| This method is called by the Auth::check() method when attempting to load
-	| a user by their username. 
+	| This method is called by the Auth::check() method when attempting to
+	| retrieve a user by their username. 
 	|
-	| You are free to change this method for your application however you wish,
-	| as long as you return an object that has "id" and "password" properties.
+	| You are free to change this method for your application however you wish.
+	|
+	| Note: This method must return an object that has an "id" and a "password"
+	|       property. The type of object returned doesn't matter.
 	|
 	*/