Release v0.4.0

Changes:

• Instead of crashing, show offline image (#32)
• Include sys/uio.h (#36)
• Add support for preview renderer (#41)

Release v0.3.0

Changes

• Support Elixir 1.5 automatic GenServer child_spec
• Format code with mix format

Release v0.2.0

Changes

• Documentation updates and fixes
• Doubled the maximum size of the port's data buffer
• Added a new FakeCamera mock for testing without physical hardware. (Thanks @GregMefford!)

Release v0.1.0

Initial release