Create model for posts.
Add title field to posts.
rails generate controller Posts
Add will_paginate gem; post display partial.
Changed "content_for" to "provide" for reasons at api.rubyonrails.org/classes/ActionController/Streaming.html
User can create posts and see list of own posts.
Link & redirect to list of a user's posts.
Translate 4 .html.erb files to .html.slim.
Misc content and layout edits.