Release 0.1.0

- Initial major release
- Support gif and tiff code size changes
- Rough performance numbers:
  On i5-4690, 8GiB DIMM DDR3 Synchronous 1600 MHz (0,6 ns)
  ~70MB/s encode, ~230MB/s decode

Release 0.1.0-beta.1

Version 0.1.0-beta.0

The alpha had a decoding bug that could silently corrupt output data so
please upgrade. It doesn't have any performance regression I know of.

Release 0.1.0-alpha

Removed all remnants of `lzw`.

Release 0.0.2