[FL-1796] Disable bluetooth (#703)

* bt: add authentication for all characteristics
* bt: app_ble cleanup
* bt: add start and stop advertising API
* bt: rework application with start and stop advertising API
* bt: support f7 target
* bt: f7 target remove unused files
* bt: stop advertising in bt debug application
* bt: fix bt status bar update
* bt: change bluetooth On Off order

firmware/targets/f7/ble-glue/ble_app.h

@@ -0,0 +1,13 @@
+#pragma once 
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdbool.h>
+
+bool ble_app_init();
+
+#ifdef __cplusplus
+}
+#endif