Update archetypes (#305)

* Update archetypes to YAML

* Remove deprecated metaDataFormat

* Add Newline at the end

archetypes/default.md

@@ -1,7 +1,7 @@
-+++
-title =  "{{ replace .TranslationBaseName "-" " " | title }}"
-date = {{ .Date }}
-tags = []
-featured_image = ""
-description = ""
-+++
+---
+title: "{{ replace .TranslationBaseName "-" " " | title }}"
+date: {{ .Date }}
+tags: []
+featured_image: ""
+description: ""
+---

exampleSite/config.toml

@@ -4,7 +4,6 @@ languageCode = "en-us"
 theme = "gohugo-theme-ananke"
 themesDir = "../.."
 
-MetaDataFormat = "yaml"
 DefaultContentLanguage = "en"
 SectionPagesMenu = "main"
 Paginate = 3 # this is set low for demonstrating with dummy content. Set to a higher number