restructure setup.py
add __pycache__ and doc/_build
s/e.message/str(e)
docstring fix
restructure documentation
pep8 fixes
accidentally removed enumerate
``-i`` should only perform absolute imports
add a defaultlist test
s/addarg/o
convert to doctest
clarify that there will be two newlines in output
pass fh_in to parse_opts
make sure fh_out is used even when statements are executed
add a few functional tests