Correct the Legal notice.
Rename all the classes that are not exported to application to 'Internal'
Fix the PINCH effect in the Earth App.
Make the Fragment effects truly 3D: change their 4D 'region' into a 3D 'center' (a point in 3D) and 3D 'region' (which is now a set of 3 radii defining an ellipsoid around the center)
Also corresponding changes to the applications.
Advances with the Earth app - prepare it to checking if any FRAGMENT or VERTEX effect correctly works on a Sphere mesh.