Update v0.402 (2022-04-18)

v0.402 (2022-04-18)

- [Major Feature Added] Key bindings menu: File => Settings => Key Bindings. The key bindings gets also saved.
- [Major Feature Added] Curvature mask generator.
- [Added] Wireframe display to the previewspace.
- [Added] Buttons for snapping the previewspace to Front, back, left, right, top & bottom.
- [Added] Multiple key bindings for tools, please look at: File => Settings => Key Bindings.
- [Added] Clear layer button in the layer control panel.
- [Added] Key [Ctrl] + [S] for saving.
- [Added] Mode for eraser [Alt] + [LMB] with each drawing tool.
- [Added] Extra color slot, which can swapped between with [Space].
- [Added] Hotkey [Ctrl] + [S] to save the project file.
- [Added] Two sided shader.
- [Added] Mask image to filter.
- [Added] Mask image to the mask generatora.
- [Added] Material settings to the mask generator.
- [Added] Hide button to the filter and mask categories.
- [Added] File path to window titel.
- [Added] Setting to save window position and size.
- [Added] Setting to enable\disable the controls help at start.
- [Changed] Key binding for all tools, please look at: File => Settings => Key Bindings.
- [Changed] Splitting filter and mask generators in separated categories.
- [Changed] Slider redesign for the reworked mask and filter windows.
- [Changed] Maximum brush size from 16 to 64. 
- [Changed] Masks generated will create always new layer.
- [Fixed] Creating history entries, while it was not possible to move the layer.
- [Fixed] Filling tool bug, by sampling always merged layers.
- [Fixed] Right klick in selection, picked color.

If you find a bug, please let me know.