oweditdomain: Add keywords

Author: ales-erjavec

Orange/widgets/data/oweditdomain.py

@@ -865,7 +865,7 @@ class OWEditDomain(widget.OWWidget):
     description = "Rename variables, edit categories and variable annotations."
     icon = "icons/EditDomain.svg"
     priority = 3125
-    keywords = []
+    keywords = ["rename", "drop", "reorder", "order"]
 
     class Inputs:
         data = Input("Data", Orange.data.Table)