comb winners info
add more info about winners
add hat text to users/new
update main page
remove username from test env
edit database.yml for test env
add sharing buttons
add social buttons to main page
Merge branch 'release/0.8.7'

* release/0.8.7:
  add social buttons to main page
  add sharing buttons
  edit database.yml for test env
  remove username from test env
  update main page
  add hat text to users/new
  add more info about winners
  comb winners info

Conflicts:
	app/views/web/welcome/index.html.haml