Restructure homepage content and add new styles. Update the main nav content to match existing site. Add images and other assets.
Add "coming soon" images to grade level page modules for an example of how to handle future modules.
update homepage text for one of the features
Add copyright component to curriculum detail pages along with styles to detail-page-components.scss; update a small bit of text on homepage;
Clean up homepage content. Clean up homepage sass.
Merge pull request #25 from fourkitchens/homepage-improvements

Homepage improvements and copyright statement