Refactoring layout structure, make it more modular
Fix cursor type for disqus comment button.
Add cc license declaration.
Simplify footer
Design about page, 90% finished.

Just spent a whole day doing this.
Remove wiki links in navbar, will implement this in v0.2
Implement random quotes via jQuery Ajax.

Thus I can write some random words in yaml format, and nanoc will
convert it to json, then jQuery get this json data via Ajax and display
it on html page.
Refine page style
Forgot yaml to json helper...