fixed MLine lua binding bug

Geo/MLine.cpp

@@ -62,7 +62,11 @@ double MLine::getInnerRadius()
 
 #include "Bindings.h"
 static MLine* MLine_binding(std::vector<MVertex*> v) {
-  return new MLine(v);
+  if (v.size() == 2)
+    return new MLine(v);
+  if (v.size() == 3)
+    return new MLine3(v);
+  return new MLineN(v);
 }
 
 void MLine::registerBindings(binding *b)

Geo/MPrism.cpp

@@ -181,7 +181,6 @@ void MPrism::registerBindings(binding *b)
   cb = b->addClass<MPrism18>("MPrism18");
   cb->setDescription("A mesh second-order prism.");
   cm = cb->addMethod("MPrism18",&MPrism18_binding);
-  // cm = cb->setConstructor<MPrism18_binding,std::vector<MVertex*> >();
   cm->setArgNames("vectorOfVertices", NULL);
   cm->setDescription("Create a new prism with vertices in vectorV (length=18).");
   cb->setParentClass<MPrism>();