PowerControl: Expose all settings and apply them in order

Since some settings impact others, the application will
apply them in a correct order with a fixed delay.

This additionally exposes all settings, just some of them
are not persisted on create, only on change.

PowerControl/Options/FanControl.cs

@@ -7,6 +7,8 @@ namespace PowerControl.Options
         public static Menu.MenuItemWithOptions Instance = new Menu.MenuItemWithOptions()
         {
             Name = "FAN",
+            PersistentKey = "FANMode",
+            PersistOnCreate = false,
             ApplyDelay = 500,
             OptionsValues = delegate ()
             {