Fixed typo in model loader.

Signed-off-by: James <me@tfel.net>
diff --git a/system/core/Loader.php b/system/core/Loader.php
index be2b05c..3d88f42 100644
--- a/system/core/Loader.php
+++ b/system/core/Loader.php
@@ -213,7 +213,7 @@
 	/**
 	 * Model Loader
 	 *
-	 * Loads and instantiates libraries.
+	 * Loads and instantiates models.
 	 *
 	 * @param	string	$model		Model name
 	 * @param	string	$name		An optional object name to assign to