Init of the new home page

Reference to http://www.ruanyifeng.com/home.html
Add url of blog/about/lofter
Refactor for simplify both on style and code
Fix url error of about page
Modify the character-space of title
Add favicon.ico
Fix favicon.ico

Recommit favicon.ico.
Remove backgroud music
Init README information
Merge branch 'amend' into develop