Add basic exampleSite for testing theme (#124)

Co-authored-by: Alan Dooley <a.dooley@f5.com>

Author: nginx-jack

.gitignore

@@ -24,4 +24,5 @@ resources/*
 .netlify
 
 .hugo_build.lock
-public/*
+public/*
+exampleSite/public

exampleSite/archetypes/default.md

@@ -0,0 +1,5 @@
++++
+date = '{{ .Date }}'
+draft = true
+title = '{{ replace .File.ContentBaseName "-" " " | title }}'
++++

exampleSite/content/nginx/_index.md

@@ -0,0 +1,5 @@
+---
+description: Documentation for NGINX
+title: Installing NGINX and NGINX Plus
+weight: 100
+---