Adds js and img directory and files and lightbox.css for lightbox implementation. Also updates default.html to install lightbox.
Updates default.html to display image and the body of the post in captions
Updates lightbox.css to remove comment blocks and also removes demopage images from directory
Merge pull request #8 from quincyreid/Implement-Lightbox2

Adds js and img directory and files and lightbox.css for lightbox implementation