Bugs corrected

- Overload warning when normalized
- trace store not working
- save command not working

main.c

@@ -1785,7 +1785,7 @@ VNA_SHELL_FUNCTION(cmd_trace)
       set_unit(type);
       goto update;
     }
-    goto usage;
+//    goto usage;
   }
   static const char cmd_store_list[] = "store|clear|subtract";
   if (argc == 1) {
@@ -1803,7 +1803,7 @@ VNA_SHELL_FUNCTION(cmd_trace)
         goto update;
       }
     }
-    goto usage;
+//    goto usage;
   }
   //                                            0      1
   static const char cmd_scale_ref_list[] = "scale|reflevel";

plot.c

@@ -2097,8 +2097,9 @@ static void cell_draw_marker_info(int x0, int y0)
 //      buf[k++] = 0;
       ili9341_set_background(DEFAULT_BG_COLOR);
       uint16_t color;
-      if ((setting.mode == M_LOW && temppeakLevel - get_attenuation() + setting.offset > -1) ||
-          (setting.mode == M_HIGH && temppeakLevel - get_attenuation()+ setting.offset > -10))
+      if ((!setting.subtract_stored) &&     // Disabled when normalized
+          ((setting.mode == M_LOW && temppeakLevel - get_attenuation() + setting.offset > -1) ||
+           (setting.mode == M_HIGH && temppeakLevel - get_attenuation()+ setting.offset > -10) ))
         color = BRIGHT_COLOR_RED;
       else
         color = marker_color(markers[i].mtype);

ui_sa.c

@@ -894,6 +894,13 @@ static UI_FUNCTION_ADV_CALLBACK(menu_storage_acb)
       break;
     case 3:
       toggle_normalize();
+      if (setting.subtract_stored) {
+        kp_help_text = "Ref level";
+        ui_mode_keypad(KM_REFLEVEL);
+        ui_process_keypad();
+//        setting.normalize_level = uistat.value;
+      } else
+        set_auto_reflevel(true);
       break;
   }
   ui_mode_normal();