Fix issue with paths that contains cyrillic symbols (occur only in Python 2.* versions).[A
Remove unnecessary import __future__.
Move path decode to proper place.
Fix issues reported by pep8
Fix test_utils.py list syntax error.
Fixes download_about by using Catalog API
Merge pull request #267 from partp/fix-aboutURL

Fix for dowloading "about" information of courses by @partp. Fixes #265.
Merge pull request #262 from LeonidVasilyev/fix-cyrillic-path

Fix problems when saving to a path containing cyrillic characters.

Thanks to @LeonidVasilyev.
Merge branch 'master' of https://github.com/coursera-dl/coursera