Flag the smiley helper and shopping cart as deprecated.

They should be removed the next minor release.
Lowered the "javascript" deprecation message to "important" instead of "warning", for consistency with the rest of CI.
Signed-off-by:James L Parry <jim_parry@bcit.ca>
diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php
index 20f3d41..16b6c75 100644
--- a/system/helpers/smiley_helper.php
+++ b/system/helpers/smiley_helper.php
@@ -44,7 +44,8 @@
  * @subpackage	Helpers
  * @category	Helpers
  * @author		EllisLab Dev Team
- * @link		http://codeigniter.com/user_guide/helpers/smiley_helper.html
+ * @link		http://codeigniter.com/user_guide/helpers/smilclass does not fit CI
+ * @deprecated	3.0.0	This class does not fit CI.
  */
 
 // ------------------------------------------------------------------------