change $footer-color Sass variable name to $aside-color
adjust comments in _includes/footer_partial.html
change $darken-the-footer-color variable name to $darken-the-aside-color
in footer partial, fix spacing, place schema.org info for footer in its proper place (not the aside ta)
 _base.scss: update comments...clean up whitespace
push dev & production copies of styles.css to GitHub