Add ReadME photos and graphics

[nichandy]

You can drop images in the comments so they can be referenced by the ReadME without to much trouble.

[nichandy]

Some images from my react session.

[nichandy]

[nichandy]

All photos have been added. We will need to change them in the future to reflect our actual application. It may be necessary to offload a lot of the information to another website. That way the readme can be more concise.