Better docs

includes a quickstart which is aimed at a tutorial-style introduction to the bare minimum steps required to use pyramid_swagger
My personal preference would be to be more concise here because walls of text scare me :)  I like to see a few lines of text and a short list of instructions.

As part of this section, you can say something like '... save your api in swagger.json in the root of your project.  See ... for how to configure an alternative location.'