Fix out of scope warnings

- Links within TD were not set to Global scope. This caused
  problems when a Page was in a container, but Views were not
  in the container.

src/Mod/TechDraw/App/DrawViewClip.cpp

@@ -55,6 +55,7 @@ DrawViewClip::DrawViewClip(void)
     ADD_PROPERTY_TYPE(ShowFrame  ,(0) ,group,App::Prop_None,"Specifies if the clip frame appears on the page or not");
     ADD_PROPERTY_TYPE(ShowLabels ,(0) ,group,App::Prop_None,"Specifies if View labels appear within the clip area");
     ADD_PROPERTY_TYPE(Views      ,(0) ,group,App::Prop_None,"The Views in this Clip group");
+    Views.setScope(App::LinkScope::Global);
 
     // hide N/A properties
     ScaleType.setStatus(App::Property::ReadOnly,true);