Merge pull request #46 from razvand/master

Add link to adhesion request letter
Added support for hosting the site on github.io

Renamed the old deploy rule to deploy_old.
Added a new rule that creates a new repo for the gh-pages branch
in _site and automatically commits on it on deploy.
Added commit message to deployment commits.
Added CNAME file.
Merge pull request #47 from tudalex/master

Added support for hosting the site on github.io
Added files folder

It now has to be versioned in order for it to be hosted.
Updated GSoC page.
Added legal information to contact page.
Merge pull request #48 from tudalex/master

Added legal information to contact page.
Promo banners visual refresh
lambda.rosedu.org is now online, modified slide deck links accordingly
Replaced Unicode lambda symbol with spelled-out plain text; Fixes #49
Update G+ URL on main page
Design refresh: new menu items, social links in header, events page.
Design refresh: new menu items, social links in header, events page.
Remove merge residue in contact.markdown.
Fixes for jekyll 1.3.1 and fabric 1.8.1
Ignore env
Added vmchecker hackathon event.
Merge branch 'master' of https://github.com/rosedu/site