task/ta-tech-doco-01 -- introduce Sphinx documentation scaffolding
for each module
task/ta-tech-doco -- incorporate documentation files into package build

setup.py
* new method find_data_files() which identifies the required
  documentation files to include into package build
Create README.md
New nparcel_process.png image
Merge branch 'feature/us-tech-doco' of https://github.com/loum/nparcel into feature/us-tech-doco
First cut of the documentation build.