remove the --database option from loadshapefiles, since it doesn't fulfill its original promise of changing the database to which records are saved, ref: https://github.com/newsapps/django-boundaryservice/pull/22
pep8
make model fields and urls.py easier to read
update comments, doctrings, help text
update example definition file, add all missing fields
capitalize SpatialRefSys like a class
move some logic into a new Definition class
streamline code a little
rename b0 to boundary, add UnicodeFeature#metadata
add UnicodeFeature#geom
correct help text
move code into one big function
factor out some logic into a new Geometry class and into Boundary methods
refactor boundaryset skipping in loadshapefiles