NFC refactoring (#3050)

"A long time ago in a galaxy far, far away...." we started NFC subsystem refactoring.

Starring:

- @gornekich - NFC refactoring project lead, architect, senior developer
- @gsurkov - architect, senior developer
- @RebornedBrain - senior developer

Supporting roles:

- @skotopes, @DrZlo13, @hedger - general architecture advisors, code review
- @Astrrra, @doomwastaken, @Hellitron, @ImagineVagon333 - quality assurance

Special thanks:

@bettse, @pcunning, @nxv, @noproto, @AloneLiberty and everyone else who has been helping us all this time and contributing valuable knowledges, ideas and source code.

applications/main/nfc/scenes/nfc_scene_emulate.c

@@ -0,0 +1,13 @@
+#include "../helpers/protocol_support/nfc_protocol_support.h"
+
+void nfc_scene_emulate_on_enter(void* context) {
+    nfc_protocol_support_on_enter(NfcProtocolSupportSceneEmulate, context);
+}
+
+bool nfc_scene_emulate_on_event(void* context, SceneManagerEvent event) {
+    return nfc_protocol_support_on_event(NfcProtocolSupportSceneEmulate, context, event);
+}
+
+void nfc_scene_emulate_on_exit(void* context) {
+    nfc_protocol_support_on_exit(NfcProtocolSupportSceneEmulate, context);
+}