Generate at breakpoints

We wanna be wrapping at 80 cols:

![screen shot 2014-09-02 at 11 21 43 am](https://cloud.githubusercontent.com/assets/1342772/4112952/89839f7e-323f-11e4-9c46-419e4e891c64.png)

And good to have this in your Sublime settings file:

    "rulers":
	[
		80
	],