Merge pull request #3695 from nirvn/processing_modeler_dblclick

[processing] resurrect editing of modeler item on double-click

Author: alexbruy

python/plugins/processing/modeler/ModelerGraphicItem.py

@@ -132,8 +132,7 @@ def boundingRect(self):
         return rect
 
     def mouseDoubleClickEvent(self, event):
-        pass
-        #self.editElement()
+        self.editElement()
 
     def contextMenuEvent(self, event):
         if isinstance(self.element, ModelerOutput):