Version 0.2.4:
* Separate gradient and gamut into notebook

Version 0.2.3:
* Switch active and reset buttons under graphs

Version 0.2.2:
* Color HSV scale with stauration and value setting

Version 0.2.1:
* FileChooser paths
* Bug fix in writing "desc" tag data

Version 0.2.0:
* Create a new VCGT profile and start from scratch
* Cleaned up the user interface
* Using stock icons and tooltip
* Bypass button

Version 0.1.3:
* Smoothing applies only to output, not internally

Version 0.1.2:
* Smoothing out ramps

Version 0.1.1:
* Better separation of functionality between classes (prerequisites for
  interpolation, upsampling and bitrate enhacement)
* Less crippled ramps after saving

Version 0.1.0:
* Initial user interface
* Full interaction with ramp widgets
* Configurable gradient display
* Loading, applying and saving of profiles
* Realtime manipulation of active profile