week 2 update

- added background image
- modified header image to better work w/ background image + removed
raster copy / button
- added text above header image
- added button link within header image
- added fonts via google font
- updated overview w/ 3 columns
- added text-shadow to copy in header
- updated global nav to now be vertical across header w/ hover actions
- added transparent bg to aside
- renamed images for better consistancy
- moved css to external stylesheet
- created js folder & css folder