v2.2.3
* Fixed hue edge bug.

v2.2.2
* Added "click and drag" scrolling to preview image.
* Added "thumb tracking" to sliders -- preview image updates live as
  sliders move.
* More performance improvements.

v2.2.0
* Channel mixer pane for greyscale adjustments.
* Tweaked interface for space efficiency.
* Multi-core support with OpenMP.
* Mac support (using wxMac).

v2.1.0
* No changes to Linux version.

v2.0.1
* Added "All Files (*)" option to save and open dialogs.

v2.0.0
* Renamed to "tintii".
* New interface.
* New "Max pixels" and "Saturation decay" pre-processing options.
* New "Saturation decay" and "Hue decay" post-processing options.
* Much improved runtime performance.

v1.0.1
* Added scrollbar to mixer frame.
* Changed "Clusters" and "Passes" on options page of wizard to "Colour groups"
  and "Quality".
* Updated README.txt file requirements and tips.

v1.0.0
* First release

