2bd2f4cce2
- pipette buttons are now mutually exclusive - pipette from L curve (Lab tool) now works properly - pipette from B curve (RGB tool) now works properly - curve that doesn't handle the pipette mechanism hides the pipette button - RGB components of the Tone Curves' pipette now displayed in red, green & blue - the vertical line where the point will be inserted is displayed in grey and has a line's width of 2 pixels