* [ ] Rework gcview zooming/rotation/move behavior
* [ ] Improve stlview
* [x] Add tool to select gcode area to ignore
* [ ] Add calibration helper
* [ ] Improve tabbed mode for wx 2.8 ? (the main toolbar is not wrapping as in 2.9)
- [ ] Review all settings long help
- [ ] Make heavy 3D viz work
- [ ] Add speed slider
- [ ] Fix code injection
- [ ] Improve gcode plater
- [ ] Check what happens for layer switch for 2D viewer