I upgraded to 6.0.11 and am hopeful that the ckeditor upgrade with help with my Internet Edge issues, however, if you go to the Store Settings - Copyright tab, the icons for the toolbar of the editor do not look correct, each picture is very skinny (like only 1 pixel wide) so it is hard to tell what to click on. You can mouse hover over them and the popup help text will appear but something is not quite right there. I should note that the editor does seem to load fine when you are in the pr