slodge/MvvmCross — pull request #99 by h2oman (2013-01-01 19:02:43+00:00)
Title: CheckboxElement: check if UITableViewCell is null before setting cell Accessory

There can be cases, depending on the order that Elements are added to Sections, where SetCellCheckmark is called before the UITableViewCell has been created.

Stuart - I've rebased my fork to your latest change, then re-committed the change, so you should be able to auto-merge now.