mobify/nightwatch-commands — pull request #6 by kbingman (2014-04-03 23:51:10+00:00)
Title: Add url to preview

Adds an optional URL argument to preview();

**Status**: *Ready for review*

**Reviewers**: @scalvert

## Changes
- adds better comments and an optional URL argument

## How to test-drive this PR
- use preview as always. It should work
- try a specific URL. It should still work