Restore images from FinalsClub course blogs

[AndrewMagliozzi]

Human Mind, Protest Lit, Positive Psych, Molecules of Life, et al had great photos that were saved onto our worpress server. Now that we have new file paths on kn.org, many of the images have been lost. Lets do our best to restore them and make posts like this as good as possible:

http://karmanotes.org/harvard/molecules-of-life/sexy-sexy-pheromones-930