Add authors, embed, and other tweaks

Authors added with the help of the code from @gesellix 's PR: jonathanjanssens#10

Co-authored-by: @gesellix

README.md

@@ -13,7 +13,7 @@ Either set the theme in your config to `casper3` or build with the `-t casper3`
 
 ## Using the theme
 
-This theme is very image heavy so it is recommended to set a `feature_image` parameter in the front matter of any content.
+This theme is very image heavy so it is recommended to set a `featured_image` parameter in the front matter of any content.
 
 Content types you wish to appear on the homepage should be set in your [mainSections](https://gohugo.io/functions/where/#mainsections).
 

archetypes/authors.md

@@ -0,0 +1,10 @@
+---
+title: "{{ replace .Name "-" " " | title }}"
+name: "{{ replace .Name "-" " " | title }}"
+role:
+avatar:
+location:
+website:
+github:
+twitter:
+---

archetypes/default.md

@@ -1,4 +1,3 @@
----
-featured_image:
----
-
++++
+featured_image = ""
++++