TextFileWriter:
- OutputFileMedium becomes TextFileWriter.
- Method write_string_to_file() becomes write_text() and is made public.
- Add a unit test.
InputLogCSV and OutputCSV do not extend OutputFileMedium anymore, but
use a TextFileWriter as an attribute.
OutputCSV writes Result to a CSV file. It extends OutputFileMedium.
Update:
- Output.
- UserInterface (add option "output.csv-file").
- posexcept (add class no_output_csv_file).