Fix: Grid view 'source' is read only

In the grid data/info tap only the comment row can be edited.
All other rows are read only

Author: GerryFerdinandus

source/code/main.lfm

@@ -192,6 +192,7 @@ object FormTrackerModify: TFormTrackerModify
             Width = 50
           end        
           item
+            ReadOnly = True
             Title.Caption = 'Source'
             Width = 64
           end