Nail:
1) 303 control images in the Image Tagging Experiment.
2) 411 treatment images in the Image Tagging Experiment.
3) No image is now bigger than 500KB used ImageMagick and there
	is a script named 'resize_images' in /loki/static/genova
	that could be reused in the future should the need
	or desire arise to make the images even smaller.