Don't put segments to output if Polygon[ list ]

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32103 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
YANPE

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32104 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Set existing points for Polygon[list]

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32105 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e