Main Menu - The Auto-Check Mail option does not show up unless you have Mail set as Only New Messages. The Mail Account Option has been moved into the Mail option, they are now longer seperate options on the main menu. New quick preview icon in the upper left corner (magnifying glass). Just tap it to see a preview of what it will look like on your lock screen.
Display Order – There is a new feature in Display Settings; IntelliSkin. As for now, there are give options for skins; Default, Green, Purple, Red and TestDemoSkin.
Mail – Now includes Mail Accounts and the option to turn on/off Tap to Check Mail. If turned on, it will add a refresh icon to your mail section on your lock screen. You can then tap it and it will update your email.