Ellipse foci-point with 3D points + orientation (or without)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@34889 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
* Hyperbola foci-point with 3D points + orientation (or without)
* Merge Ellipse/Hyperbola 

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@34890 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e