Autocomplete fields and design.  Not finished.
* README.md
  -- Dependency notes
* radmin/autocomplete_light_registry.py
  -- Autocomplete registry widgets
* radmin/forms.py
  -- There are actually three different forms that can be loaded, so we
  account for that now
* remote_start/forms.py
  -- Removed trim form and added widgets to the car form
* remote_start/static/customer_styles.css
  remote_start/static/dealer_styles.css
  -- Prettied this up
* remote_start/templates/select_car.html
  -- Touched up
* remote_start/urls.py
  -- Customer interface now maps to /.  Added autocomplete URLs
* remote_start/views.py
  -- Removed trim form import, preparing for autocomplete POST