explicitly state stance on autosave

0004-on.update

@@ -12,5 +12,6 @@ on.update = function(dt)
 	elseif Current_pane.output_editor_state.scrollbar_drag then
 		adjust_scrollbar(Current_pane.output_editor_state, App.mouse_y())
 	end
+	-- never call edit.update; autosave is flaky on mobile devices
 	if car.update then call_protected(car.update, dt) end
 end

0176-on.quit

@@ -0,0 +1,3 @@
+on.quit = function()
+	-- never call edit.quit; autosave is flaky on mobile devices
+end