Bumped version to 0.8.3 and updated the Changelog

Now depends on carrot >= 0.8.1

Fix documentation errors.

PEP8ify

Set time in Changelog for 0.8.0 release

ctypes might not be available on some platforms.

Tests now passing again, override_stdouts now has to redirect __stdou…

…t__+__stderr__ as well now that emergency_error prints to __stderr__.

Don't redirect sys.__stderr__ & sys.__stdout__

Bumped version to 0.6.0

Bumped version to 0.4.12