Merge pull request #4 from mousebird/gh-pages

Images
adding a little padding for the carousel on the homepage to reveal full photo
apply affix to the tutorial menu
styling footer, for discussion
nav components to right, proper logo, reconstructed from separates
fav icon
text over prev/next arrows in tutorial
mock shows these as museo
reverting _base.scss, removing unnecessary front matter from carousel.html
limit orange link hover to just tutorial style
making tutoral spacing identical w/home page
shrinking code font size a bit to reduce wrapping
Adding more tutorials