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/EV/EvManager/main/constants.hpp

@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright Pionix GmbH and Contributors to EVerest
+#pragma once
+
+namespace constants {
+static constexpr auto THREE_PHASES{"3"};
+static constexpr auto DEFAULT_LOOP_INTERVAL_MS{250};
+static constexpr auto AC{"ac"};
+static constexpr auto DC{"dc"};
+} // namespace constants