Moves the link to "about" page from the bottom of the site to the navbar menu. I believe this will increase the chance of people reading the introduction. "about" page has a new extra property short_title that is used in the navbar menu, because I felt title ("About codemonger") lengthy in the English menu.
short_titlethat is used in the navbar menu, because I felttitle("About codemonger") lengthy in the English menu.