[FL-1369, FL-1397, FL-1420] IRDA + SDcard (#513)

* Add saving to SD-Card (not ready yet)
* Add saving to SD-card (done)
* Select previous menu item
* Fix central button
* Fix current_button
* Refactoring
* Add notifications
* [FL-1417] Add IRDA CLI
  CLI commands:
  1) ir_rx
  Receives all IR-trafic, decodes and prints result to stdout
  2) ir_tx <protocol> <address> <command>
  Transmits IR-signal. Address and command are hex-formatted
* Fix BUG with random memory corruption at random time in random place in random universe in random unknown space and time forever amen
* Fix submenu set_selected_item
* Bring protocol order back
* Add TODO sdcard check

applications/irda/scene/irda-app-scene-edit.cpp

@@ -1,4 +1,5 @@
 #include "../irda-app.hpp"
+#include "gui/modules/submenu.h"
 
 typedef enum {
     SubmenuIndexAddKey,
@@ -27,6 +28,8 @@ void IrdaAppSceneEdit::on_enter(IrdaApp* app) {
     submenu_add_item(submenu, "Delete key", SubmenuIndexDeleteKey, submenu_callback, app);
     submenu_add_item(submenu, "Rename remote", SubmenuIndexRenameRemote, submenu_callback, app);
     submenu_add_item(submenu, "Delete remote", SubmenuIndexDeleteRemote, submenu_callback, app);
+    submenu_set_selected_item(submenu, submenu_item_selected);
+    submenu_item_selected = 0;
 
     view_manager->switch_to(IrdaAppViewManager::ViewType::Submenu);
 }
@@ -35,8 +38,10 @@ bool IrdaAppSceneEdit::on_event(IrdaApp* app, IrdaAppEvent* event) {
     bool consumed = false;
 
     if(event->type == IrdaAppEvent::Type::MenuSelected) {
+        submenu_item_selected = event->payload.menu_index;
         switch(event->payload.menu_index) {
         case SubmenuIndexAddKey:
+            app->set_learn_new_remote(false);
             app->switch_to_next_scene(IrdaApp::Scene::Learn);
             break;
         case SubmenuIndexRenameKey: