Enhancements
- Change default font size from 12px to 13px (aaa9435)
- Move the toggle units button from the Axes widget to the central toolbar (5044f62)
- Add support for toggling between imperial and metric coordinate systems
in the 3D visualizer (bc2acb1)
- Add support for accessing from a local media source using a built-in camera or a connected webcam (469d6eb, resolves #57)
- Add support for the 4th axis (bcc0688, a29eda7)
- [Electron] Add support for zooming in/out and resetting zoom level in the desktop app (d6a157e, resolves #77)
