Orthogonal line point, vector for 2D/3D

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35447 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#4465 StatTableModel and MultiVarStatTableModel, applied to desktop.

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35448 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
* no cutting edge for pyramid/prism net (for now)
* net slider automatically shown

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35449 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e