Anpassung an Änderung des DKB Sessionhandlings
Merge pull request #3 from sfeilmeier/master

Änderung des DKB Sessionhandlings
Correct entry encoding handling

This helps with umlauts and non-ASCII characters.
Add mode for reading CSV-file directly

This adds a workaround mode if automatic downloading of the CSV-data is not
available.
Adapt whitespace to PEP8 coding style

According to http://www.python.org/dev/peps/pep-0008/ and following good
coding style no tabs should be used, only spaces. Also, no w/s at EOF.
Adapt coding style according to PEP8

Reference: http://www.python.org/dev/peps/pep-0008/

Using pep8 tool from http://pypi.python.org/pypi/pep8