Seeing so that the neither Art of Illusion nor Sketchup can not import .svg, the Blender seems staying as straight free selection to export 2D vectors from Xara and try in the 3D modeling world.

For those just would like to attach here this link of a really valuable thread http://www.talkgraphics.com/showthre...nder-questions from the depth of TG. It is from 2011 but for me absolutely actual! However feeling like going on the trace which was already long ago discovered