added Wooga blog post
added note to readme
added photo to Wooga post, added Heroku logo on sponsors
commented out Heroku for now
added soundcloud logo
Merge branch 'wooga_blog_post'

* wooga_blog_post:
  added soundcloud logo
  commented out Heroku for now
  added photo to Wooga post, added Heroku logo on sponsors
  added note to readme
  added Wooga blog post