ignore invalid certificates

[GoogleCodeExporter]

What steps will reproduce the problem?
1.Open the example application in 2.9 stable version.
2.Run the application
3.If you have some certificate that should be accpeted, than your sample 
application will not be able to browse the webpage.

What is the expected output? What do you see instead?
Due to missing certificate authentication, I can not browse the webpage.

What version of the product are you using? On what operating system?
Window 7, MS Visual Studio 2010, .NET framework 4.0 

Please provide any additional information below.
I want to support certificate authentication in c# application. OR a method 
that can accept any certificate. An example will be highly appreciated.

Original issue reported on code.google.com by [email protected] on 3 Dec 2012 at 10:39