First cut of the getting starter markdown
Merge pull request #697 from harshadsabne/master

Fix typo
Moving videos to youtube
Merge branch 'master' of github.com:google/WebFundamentals
Adding the description for pages and adding an introduction to the set up WSK doc
Minor typo fix: "you're fixed" -> "you've fixed".
Fixes #695
Merge pull request #700 from jacquerie/issue-695

Fixes #695
Merge pull request #698 from cmumford/master

Minor typo fix: "you're fixed" -> "you've fixed".
Adding new download url
Adding WSK to betterbook
Alteration based on comments from Marc Cohen
Merge branch 'master' of github.com:google/WebFundamentals
Adding sass description
removing background image