Added Quick Stats

Stats added to reflect unique song count, total played, percent
replayed, average replay times, and most played since the start of
logging data.
Links to Playlist

Added links on top to go back to the playlist page.
YouTube Player API Fix

Added timeout to allow for the async AJAX to load the song into the
youtube player properly.
Minor Layout Update

Minor changes to the layout to make it semi flexible for desktop and
mobile.  Eventually will need a real UI.
Pulls YouTube Video ID