Add:
        templates/index.html, static/sass/index.sass
                -Move the "add group" and "remove group" buttons inside the
                advanced-search form to a different location.

        static/img/index/
                -Following convention established by the "about" page, all
                page-specific images should be located in a subdirectory of
                `static/img/` named after the page. Add `index` dir.

Add:
    static/js/index.js
        -Move `div#title` to the corner of the page when the search bar is
        `.partly-visible` (ie, results are displayed).

    templates/index.html, static/(sass/index.sass, img/*.png)
        -Replace the advanced-search button with a magnifying glass icon.