pandas.read_csv sometimes fails with default utf-8 encoding

[blakerosenthal]

PopulationSim's input_pre_processor sometimes fails to read CSV files with certain Windows encodings using the default utf-8 decoder.

INFO - Reading csv file data\seed_households.csv
Traceback (most recent call last):
  File "pandas\_libs\parsers.pyx", line 1151, in pandas._libs.parsers.TextReader
._convert_tokens
  File "pandas\_libs\parsers.pyx", line 1281, in pandas._libs.parsers.TextReader
._convert_with_dtype
  File "pandas\_libs\parsers.pyx", line 1297, in pandas._libs.parsers.TextReader
._string_convert
  File "pandas\_libs\parsers.pyx", line 1520, in pandas._libs.parsers._string_bo
x_utf8
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xa0 in position 8: invalid
start byte