just write rebuild in the right column of the shortcut
or reconstructcurve if you have load it also ! (permit Polylines)
http://kyticka.webzdarma.cz/3d/moi/#ReconstructCurve



or use ELEPHANT it has in section curve2 / ReconstructCurve & ​RebuildCurve

Be patient i will make it this evening! :) ( scroll )
http://moiscript.weebly.com/curves2.html#curveblend