pythonPackages: updated bunch of packages

- afew -> rev9744c18c4d6b0a3e7f57b01e5fe145a60fc82a47
- alot -> revfa4ddf000dc2ac4933852b210901b649634a5f86
- httplib2 -> 0.9
- jedi-0.8.0 -> final0
- pep8 -> 1.5.7
- pyflakes -> 0.8.1
- subprocess32 -> 3.2.6
- turses -> 0.2.22
- tweepy -> 2.3.0
- urwid -> 1.2.1