* Resets animation parameters and camera settings to initial/default values
* Considered as activity: mouse press events
* Inactivity timeout: 10 minutes
* Currently only enabled in demo mode

* JPG version fails to load on some Macs and on Windoze (static build)
* TODO: try alternatives to reduce the PNG size or fix the root cause

* Using show event to update pulse profile
* Using 60 deg inclination of magentic axis

* Reduces perspective effects (e.g. on pulse amplitude)
* Also: added upper zoom boundary and improved lower bound