https://www.atlassian.com/git/tutorial/git-basics
http://readwrite.com/2013/09/30/understanding-github-a-journey-for-beginners-part-1
http://www.webdesignerdepot.com/2009/03/intro-to-git-for-web-designers
http://www.youtube.com/watch?v=U8GBXvdmHT4
http://css-tricks.com/video-screencasts/101-lets-suck-at-github-together
http://www.youtube.com/watch?v=tRTckrrCME4
http://teamtreehouse.com/library/git-basics/why-version-control-matters/introduction-to-git-basics
http://guides.beanstalkapp.com/version-control/intro-to-version-control.html
http://guides.beanstalkapp.com/version-control/git-on-mac.html
http://lifehacker.com/5983680/how-the-heck-do-i-use-github
http://www.davidebarranca.com/2013/05/dropbox-git-sublime-text-mac-osx
http://guides.beanstalkapp.com/version-control/intro-to-version-control.html
http://guides.beanstalkapp.com/version-control/git-on-mac.html