A bunch of abstraction of code into different areas/folders

Rapid commits...
Working copy of software (very basic)

uscensus.py still needs work to accurately download and unpack census
data, but surrounding shell that executes maps works!
Changes should make workable for usform990 manifest

Changes should make software almost workable (with some configuration)
for usform990 manifest map… census map won't work until government
shutdown restores funding to census.
Little fix to file system directory