destroy redirects to show page
Merge pull request #30 from lauyeung/destroy

destroy redirects to show page
Merge pull request #31 from lauyeung/fix-comment-controller

fix for save comment when blank
Merge pull request #32 from lauyeung/add-index-page-and-prettify-buttons

index page content and buttons formatted
removed a binding.pry from controller
resolved conflicts