Brief Description of Issue: If you try to put HTML comments into the HTML view of an HTML module using the default rich text editor you will find that the comments are visible when you save the content.

Clear Steps to Reproduce:
Install DotNetNuke 7.0.2
Login with admin/host
Edit an HTML module
Switch to the HTML view of the editor
put <!--Test-->
Save
View the page and you will see <!--Test-->
Expected Result:
The comment should be just that, a COMMENT, not visible to the browser unless you were viewing the source of the page.