scalingfactor in AnalyseFillfactor.

Add LV unit to Simulation/Rotation property.

This makes working with different bit depth much easier.

Save/Load is not yet working correctly!!!

Simu base class now return NaN as pixel size.

Closes #9.

This should now be handled by the application code (e.g. CamActor).

This eliminates the dependency between ImgSrcConfig and ImgSrcGUI

Causing dependency issues otherwise. Closes #7.

if the window was hidden/minimized before.