Added convertor csv to json for fixtures of dummy users.

  * nenga_tests/test_data/csv2json.py
  * Usage: python /path/to/nenga_tests/test_data/csv2json.py
  * Geneate to /path/to/nenga_tests/test_data/dummy_users.json

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Ignored dummy data for unit test.

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Updated commands at testenv of tox.

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Fixed typo field name of partner_name.

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Fixed importing builtins module for Python3.

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Fixed envvar DATABASE for test settings.

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Append generate_data.py, and execute generate_data at testenv commands.

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>