[FL-1934] Core: wipe memory after free. SubGhz: key encryption tool. (#797)

* Core: wipe memory after free. RFID,iButton: fix iterator use after invalidation.

* Debug: support unix wildcards for register matching in svd, update MCU description file and minify it.

* Toolbox: getter for File in FlipperFile.

* Makefile: conditional flashing

* SubGhz: keeloq_mfcodes encryption tool.

* FuriHal: proper IV handling on CBC in crypto. SubGhz: add support for encrypted keeloq keys. Makefile: move formatting to top Makefile.

* SubGhz: rename some function names to match naming scheme.

* SubGhz: encryption tool, fix windows line endings

Co-authored-by: DrZlo13 <who.just.the.doctor@gmail.com>

applications/ibutton/ibutton-app.cpp

@@ -48,8 +48,8 @@ iButtonApp::iButtonApp()
 iButtonApp::~iButtonApp() {
     for(std::map<Scene, iButtonScene*>::iterator it = scenes.begin(); it != scenes.end(); ++it) {
         delete it->second;
-        scenes.erase(it);
     }
+    scenes.clear();
     delete key_worker;
 
     furi_hal_power_insomnia_exit();