remove the focus hack - it's no longer necessary, and it was causing problems with the iOS keyboard
CM 3.1's Doc implementation does not expose undo and redo at initialization. When binding functions to our faked keyrow, we need to call those functions dynamically
MobileSafari doesn't know the true height of the keyboard after we've added a fifth row, so make sure we extend the body of the document by an equivalent amount so that the row never hides any of the body.
continuing to chase VML font fixes