Move the backend path in the deploy script
Move the backend path in the deploy script

* Move the location of the Python files out of the document root so that
  it's more secure and easier to manage the deploy
* Delete only files we find below the backend directory so that we
  can store settings.py in the root of the backend path

unicef/rhizome,SeedScientific/polio,unicef/polio,unicef/rhizome,unicef/rhizome,SeedScientific/polio,SeedScientific/polio,unicef/polio,SeedScientific/polio,SeedScientific/polio,unicef/polio,unicef/rhizome,unicef/polio