angle(plane,plane) tool

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33482 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
angle(line,plane) tool

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33483 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Don't show not classified quadrics

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33484 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e