Add extracted tools: CitrineOS, OpenOCPP, ShapeShifter

- CitrineOS core extracted (CSMS OCPP 2.0.1)
- OpenOCPP extracted (firmware OCPP 1.6J/2.0.1)
- ShapeShifter library installed (pip install -e)
- ShapeShifter specification extracted
- EVerest extracted

TODO updated with progress

tools/EVerest-main/modules/EVSE/EvseManager/backtrace.hpp

@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright Pionix GmbH and Contributors to EVerest
+#ifndef EVEREST_BACKTRACE
+#define EVEREST_BACKTRACE
+#ifdef __linux__
+#include <signal.h>
+
+#include <features.h>
+#ifdef __USE_GNU
+#include "backtrace.hpp"
+#define EVEREST_USE_BACKTRACES
+/*
+ Simple backtrace signal handler
+*/
+namespace Everest {
+void signal_handler(int signo);
+void install_backtrace_handler();
+void request_backtrace(pthread_t id);
+} // namespace Everest
+#endif
+#endif
+#endif