Add RDiscount gem for converting Markdown
Add more markdown to ruby/intro.md for testing
Refactor initialize and add get_post method for Sinatryll::Category
Refactor initialize and add get_category method for Sinatryll::Site
Add root_path method; Add '/notes' for notes requests; Set :static to true; Add get category
Fix href for category link
Add post.rb
Add index.erb for showing posts and post.erb for showing post
Merge pull request #8 from theponti/create-post

Create post