Hello golang-dev@googlegroups.com, I'd like you to review this change to https://code.google.com/p/go-tour
LGTM actually i have no idea what's going on, so if you want a proper review you'll need to find a CSS/JS maven. but the demo looks good
*** Submitted as https://code.google.com/p/go-tour/source/detail?r=8557a1fcb4e3 *** go-tour: show lines highlighted with present's "// HLfoo" feature R=golang-dev, r CC=golang-dev https://codereview.appspot.com/13253051