web: Fix bug that prevente shutdown button from being displayed
web: Implement transfer of workflows to removable storage devices
web: Enlarge button icons
web: Add transfer fallback for PyPy
hidtrigger: Replace cython-hidapi with hidapi-cffi for PyPy compatibility
web: Replace spin.js with pure CSS activity indicator
Make huey.consumer less verbose in debug mode
hidtrigger: Fix typo
web: Refactor pypy-specific code
Update tests
Update documentation
Update version to 0.5dev
web: Return None when no external storage was found
Add hidapi-libusb0 to travis requirements
web: Return None when there is no external IP (fixes #61)
web: Really fix #61
chdkcamera: Fix EXIF orientation (fixes #62)
chdkcamera: Use '0' to denote auto-focus, to force an integer for this configuration key
travis: Build hidapi before running tests
travis: Remove libhidapi-libusb0 from package list