Author fixes, add opengraph and twitter cards

Karl

01.26.2020 71b93fb760c17d5f7b22f47c1b8b50c2b57c2165

 exampleSite/content/about.md

@@ -2,11 +2,12 @@
title: "About"
description: "Hugo, the world’s fastest framework for building websites"
aliases: ["about-us","about-hugo","contact"]
author: "Hugo Authors"
author:
    name: "Hugo Authors"
date: 2019-12-08T00:00:00-00:00
buttonimage: "img/awebutton.jpg"
sideimages: ["img/awesome01.jpg", "img/awesome02.jpg"]
sideimagealt: "Awesome Page Image"
images: ["img/awesome01.jpg", "img/awesome02.jpg"]
imagealt: "Awesome Page Image"
draft: false
weight: 1
---