[ci skip] Update on the changes from PR #3388

 - Fixed a broken link
 - Added missing notes about deprecations in the upgrade instructions
 - Improved consistency with other deprecation notices in the docs
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php
index 686d563..72ef5e8 100644
--- a/system/libraries/Cart.php
+++ b/system/libraries/Cart.php
@@ -45,7 +45,7 @@
  * @category	Shopping Cart
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com/user_guide/libraries/cart.html
- * @deprecated	3.0.0	This class does not fit CI
+ * @deprecated	3.0.0	This class is too specific for CI.
  */
 class CI_Cart {