Create a new factory.js for test utils.

- Move the existing methods over to it and refactor all the things.
- Drive by to sort and cleanup.
- Remove the circular import between utils/factory and update calls to always
pass the fake backend.
Merge pull request #47 from mitechie/factory-time

- Move the existing methods over to it and refactor all the things.
- Drive by to sort and cleanup.
- Remove the circular import between utils/factory and update calls to always
pass the fake backend.

QA
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It's a very mechanical change. Tests should pass. No tests were added or removed in the making of this pull request.