Rearranged more images, made some smaller, made some slight changes to the design on the homepage and made all edX proper case

renames some scss files for better orginization, sets fixed widths on main containers to avoid akward scaling issues untill media queries can be added for more responsive scaling

cleans up home page header design, adds social sharing to header, adds tos, privacy policy, honor code, help and copyright pages, add liks to those pages in footer, finished contact page

adds pressrelease page, breaks about content into seperate pages, imporvoves some visual elements of about and jobs pages

adds banner images to and refines header on find courses pages, various visual tweeks and imporvements

redesigns course item on home page and find courses page, refactors its implimentation and makes vrious other design improvements