Move to standard

[mcollina]

I think we should conform to @feross http://npm.im/standard.
This library is getting some traction now (13k downloads/month), so it can help spread the format.
The fact that this is basically done is useful for a smoke test perspective of standard as well :).

[mcdonnelldean]

+1 From me STANDARD ALL THE THINGS!

[feross]

Now, 150K+ downloads/month 😄

Here's a free PR to help you out: #43

(This was a good chance for me to try out standard-format on a real-world project to see how practical it is to migrate larger codebases. Worked pretty well, though it still needed some manual help.)