Apply PEP8 to factory.py
Pre-compiling regex in slugify
Apply PEP8 to utils.__init__.py
Merge pull request #143 from mdxs/pep8_utils_text

Pre-compiling regex in slugify
Merge pull request #144 from mdxs/pep8_utils_init

Apply PEP8 to utils.__init__.py
Merge pull request #136 from mdxs/pep8_factory

Apply PEP8 to factory.py