Fixed violation E265 PEP8 style guide.

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Remove unuse code at test_pep8.

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

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Merge pull request #23 from mkouhei/update_related_pep8

Update related pep8