Update version, release was already done. Forgot to commit this one

Krinkle · Krinkle · commit 915d1c87b74b · 2012-12-12T20:08:37.000Z
diff --git a/src/jquery.json.js b/src/jquery.json.js
@@ -1,5 +1,5 @@
 /**
- * jQuery JSON plugin 2.4-alpha
+ * jQuery JSON plugin 2.4.0
  *
  * @author Brantley Harris, 2009-2011
  * @author Timo Tijhof, 2011-2012
