Larger commit is following with following changes:
Update of Volume Visualization View/Bundle
New Transferfunction "Generator" Widget
- New Preset Management
- New Presets
- Presets are now instant applied when selected
- Presets can now be saved into and loaded from an XML format
- Threshold & "Levelwindow" Function Generator
- Implemented new Widget for Mouse Interaction
- Transfer function editor is now usable with mouse left and right click (no shift-click or keypress required)
- Lots of display bugs removed
- Transferfunction now realtime edit/previewable