adds a commentsCount helper to show the number of comments for that post
moves the formatDate helper from postItem local helpers to a global helpers file
fixes notifications not updating with seen: true
adds a class to the notification alert to identify it in the layout
adds comment partial to show the body, author name and date for each comment
replaces class from md to xs for better view in small screen sizes
shows comments for a post
redesigns the way a postItem is shown, bigger buttons, author name, link to external url and link to show comments for each post
adds many styles for vote-controls, comments and a class helper
fixes fetching of posts
moves the vote counter between the vote-up and vote-down buttons
adds background and border styles to layout
adds utility classes for text-align
adds functionality to create comments on posts