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.
Merge branch 'refs/heads/row-image' into texties

* refs/heads/row-image:
  Set an image on the app delegate just for kicks.
  Optimize images spec and add new test for changing image after the cell has been created.
  Add tests for setting an image on the row
  Adds arbitrary image setting capability on all cells with String or UIImage.