Adds arbitrary image setting capability on all cells with String or UIImage.
Add tests for setting an image on the row
Optimize images spec and add new test for changing image after the cell has been created.
Set an image on the app delegate just for kicks.
Update LIST_OF_ROW_TYPES.md
Add image accessory examples to kitchen sink example app.
Merge branch 'row-image' of github.com:markrickert/formotion into row-image

* 'row-image' of github.com:markrickert/formotion:
  Update LIST_OF_ROW_TYPES.md
Merge pull request #177 from markrickert/row-image

Row image