Merge pull request #2 from whroman/gh-pages

update gh-pages
Adding quiz and hw links
Fix JSON and remove "ch"
case punctuation changes
correcting link for dev env set up
Week 5 links
rebase fix
Merge branch 'whroman-gh-pages' into gh-pages
Merge pull request #3 from xmunoz/gh-pages

Pulling in xmunoz's changes to json