Added approximation for hyperbola curves.

src/Mod/Path/PathScripts/PathGeom.py

@@ -465,6 +465,8 @@ def removeDuplicateEdges(wire):
             unique.append(e)
     return Part.Wire(unique)
 
+OddsAndEnds = []
+
 def flipEdge(edge):
     '''flipEdge(edge)
     Flips given edge around so the new Vertexes[0] was the old Vertexes[-1] and vice versa, without changing the shape.
@@ -507,6 +509,8 @@ def flipEdge(edge):
 
         return Part.Edge(flipped)
 
+    global OddsAndEnds
+    OddsAndEnds.append(edge)
     PathLog.warning(translate('PathGeom', "%s not support for flipping") % type(edge.Curve))
 
 def flipWire(wire):