Replace airplane mode with a bluetooth toggle

src/displayapp/screens/settings/SettingBluetooth.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include <array>
+#include <cstdint>
+#include <lvgl/lvgl.h>
+
+#include "components/settings/Settings.h"
+#include "displayapp/screens/Screen.h"
+
+namespace Pinetime {
+
+  namespace Applications {
+    namespace Screens {
+
+      class SettingBluetooth : public Screen {
+      public:
+        SettingBluetooth(DisplayApp* app, Pinetime::Controllers::Settings& settingsController);
+        ~SettingBluetooth() override;
+
+        void OnBluetoothEnabled(lv_obj_t* object, lv_event_t event);
+        void OnBluetoothDisabled(lv_obj_t* object, lv_event_t event);
+
+      private:
+        Controllers::Settings& settingsController;
+        lv_obj_t* cbEnabled;
+        lv_obj_t* cbDisabled;
+        bool priorMode;
+      };
+    }
+  }
+}