[Draft] Bezcurve fix to display length

Added property Length to bezcurve objects.

src/Mod/Draft/Draft.py

@@ -5297,6 +5297,7 @@ def __init__(self, obj):
         obj.addProperty("App::PropertyIntegerList","Continuity","Draft",QT_TRANSLATE_NOOP("App::Property","Continuity"))
         obj.addProperty("App::PropertyBool","Closed","Draft",QT_TRANSLATE_NOOP("App::Property","If the Bezier curve should be closed or not"))
         obj.addProperty("App::PropertyBool","MakeFace","Draft",QT_TRANSLATE_NOOP("App::Property","Create a face if this curve is closed"))
+        obj.addProperty("App::PropertyLength","Length","Draft",QT_TRANSLATE_NOOP("App::Property","The length of this object"))
         obj.addProperty("App::PropertyArea","Area","Draft",QT_TRANSLATE_NOOP("App::Property","The area of this object"))
         obj.MakeFace = getParam("fillmode",True)
         obj.Closed = False
@@ -5369,6 +5370,8 @@ def createGeometry(self,fp):
             fp.Shape = w
             if hasattr(fp,"Area") and hasattr(w,"Area"):
                 fp.Area = w.Area
+            if hasattr(fp,"Length") and hasattr(w,"Length"):
+                fp.Length = w.Length            
         fp.Placement = plm
 
     @classmethod