Edit memorygame.
Edit calculator.
Edit wordguesser.
Edit positioning.html.
Edit catwalk.html.
Edit bootstrap.html.
Edit copycat.html.
Edit htmlbasics.
Edit invite.html.
Edit embed.html.
Edit youtube.html.
General edit of nav links.
Merge pull request #7 from HappySpinster/gh-pages

All pages updated with bootstrap