* 2x3 matrix * 3D vector/point
* 3x2 matrix * 2D vector/point
* 4x4 matrix * 3D vector/point

* Ellipse / Hyperbola 2 foci + length with 3D points

* Parabola focus + line with 3D objects

* Vector from point tool works with 3D objects

* segment fixed with 3D points, using circle with 2D views and sphere with 3D view

* remove complex number tool from 3D view and view for plane

* arc/sector from conic and start+end parameters/points, with 3D objects

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@34977 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e