(3D) angle tool for line, line

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33035 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
(3D) angle tool use view direction

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33037 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Correct check for angle orientation in view for plane

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33038 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Correct check for angle orientation in view for plane

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33039 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
3D tool for angle(polygon)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33040 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e