Revert "Update config/config.yml"

This reverts commit eeaba1691324d6c7bdf17833ce4af7eb802adc4f.
Revert "Update app/views/posts/_post.html.erb"

This reverts commit a44f921fb6736fdc057622cd10da19dac66b7816.
Revert "Update app/assets/stylesheets/posts.css.scss"

This reverts commit 725ff54f470a36490bd6bdfb74d1c6bdc13cb5bc.
Revert "Create _comments.html.erb"

This reverts commit 883983b665a87f7ea7c422b456ae7e2e13e5b053.
Revert "Update app/views/layouts/application.html.erb"

This reverts commit 158a908ec66c87ef784e7b866042c641e98cef2b.