Switch to Jekyll static site generator
Edit wording
Update leaderboard
Add NEXT STEP to bottom of page
Format leaderboard to match site
Update links
Update links and header background image
Add link to homepage
Center <HR />
Merge branch 'gh-pages' of https://github.com/dperuo/wws into gh-pages

* 'gh-pages' of https://github.com/dperuo/wws:
  Add link to homepage