Fix trailing whitespace and remove old code comment

gramps/gui/plug/quick/_quicktable.py

@@ -192,9 +192,6 @@ class QuickTable(SimpleTable):
             return True
         elif self._link[index]:
             objclass, handle = self._link[index]
-            # if (self.simpledoc.doc.uistate.get_export_mode() and
-                # objclass != 'Filter'):
-                # return False # avoid edition during export
             if isinstance(handle, list):
                 handle = handle[0]
             if objclass == 'Person':

gramps/gui/plug/quick/_textbufdoc.py

@@ -155,7 +155,7 @@ class TextBufDoc(BaseDoc, TextDoc):
             return DocumentManager(_('Quick View'), self, container)
         else:
             DisplayBuf(_('Quick View'), self, track=self.track)
-            return 
+            return
 
     #--------------------------------------------------------------------
     #