How to change the namespace of safecontrol entry for a visual webpart

Here it is: basically you need to make the change in SharePointProjectItem.spdata which is located at the same folder as your webpart code.


I found the solution from this blog: http://pholpar.wordpress.com/2010/03/10/changing-the-namespace-of-the-web-part-in-a-visual-web-part-project/