Created a utils submodule.
Added FakePowersupply class.
Fixed doctests and added a small docstring explanation.
Added PiCamera class and renamed the fake PSU to HP6652a.
Reshuffled some files and imported FakeHardware on exception.
Something is broken. Haven't been able to find it yet.
Fake hardware complete.  Activated when picamera fails to import.
Added a couple of log warnings if we're faking hardware.
Final adjustments.
Oops.  Looks like I accidentally commited my dev environment changes to settings.py.  Fixing.
Some PEP8 stuff and a shadowed internal name.
Added quantities to requirements.
PEP8 corrections.
Merge pull request #24 from wil-langford/faking_hardware_for_dev_env

Faking hardware for dev env