Merge pull request #222 from lislis/gh-pages

fix link to sponsorpay in blogpost
updated year from 2015 to 2014
added volunteer teams blog post
Fix linkage
add conference tickets post
add remaining volunteering teams
groupon is a bronze sponsor
hide application deadline
hide apply now butto add students button
Merge pull request #223 from rails-girls-summer-of-code/al-hide-application-guide

Al hide application guide
groupon sponsor blurb
Merge branch 'gh-pages' of github.com:rails-girls-summer-of-code/summer-of-code into gh-pages
add fontawesome
blog sidebar update
drop print styles
drop some helper classes
finish new blog design
force full width on twitter iframes
style toc