Ignore OS X .DS_Store files.
tests for auto rotation functionality
rotate jpegs by exif information
simplify rotation function call
make color definition usable for other test cases
use color constants all over the tests
Merge pull request #160 from kvbik/exif-rotation

automatic exif rotation
Version bump
Tell travis to start redis on boot
PEP8 love
Cache invalidation handler should be registered in same way as redis is to make sure it is called.
Version bump
Author.recently_published() should respond to kwargs if they come.
Version bump
Revert previous commits, needs more thought
Revert previous commits, needs more thought
Version bump
Add pip freeze to travis install command to see which versions of packages are used
Fix for redis-py v2.9.0 and freeze that version
Removing reference to removed error handlers.

Fixes #161, thanks r3myg!