- provide :title, 'About'

%h1 About
%p Diffux is a tool that takes snapshots of web pages and creates a diff from a baseline snapshot.
%p
  Github:
  - link = 'https://github.com/trotzig/diffux'
  = link_to link, link

- provide :title, 'About'

%h1= yield :title
%p
  Diffux is a tool that takes snapshots of web pages and creates a diff from a
  baseline snapshot.
%p
  Github:
  - link = 'https://github.com/trotzig/diffux'
  = link_to link, link

Improve formatting of about page code
Improve formatting of about page code

I mostly wanted to wrap the long line in this file, but I also added a
`yield` for the title. This DRYs up the code a bit, making it a little
easier to maintain.

Change-Id: I0ef05f3282f8f5761e59a6d160aadc303ed36649
