Initial commit

Empty working application
Simple GUI
GUI creation code was placed in external files
Added the menu bar
Added the window for testing of the input devices
Little refactoring
Disable of creating multiply windows for testing input devices
Created canvas, added icon logo
First working strokes
Works Test Input Device window
Pressure converted to alpha
Added action for clear canvas
Created class for brush engine
Brush engine processes events
Tablet event also processed by brush engine
Fix bug with no reaction stylus on pressure
Added window Brush Settings
Test Input Device window was set to not resizeble
Brush Settings: layout changed to QGridLayout
Brush Settings: size of brush changes by slider