如何将斜角添加到UITableViewCell

I need to add a bevel to my UITableViewCell's (white line on top, dark line on bottom). I already have a CAGradientLayer added as a subview of my cell.layer. Unfortunately I can't use a UIImageView as a background for my cells, so this will need to be done in code. Any suggestions? Thanks!I need to add a bevel to my UITableViewCell's (