filling some testing content in the home view
complete part2 of tutorial
View now obtains data from posts table
config to use Markdown
post body is parsed by Markdown
add post details link, and the view of post details
posts.show View: now shows posts content now
@yield  a title in the Title of HTML
@yield a post->title in posts.show.blade.php
Published on x in templates.home.blade.php
Published on created_at in templates.home.blade.php
Published on created_at in templates.home.blade.php, with formatting
Published on created_at in posts.show.blade.php, with formatting