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/lib/everest/cbv2g/README.md

@@ -0,0 +1,22 @@
+# libcbV2G - The V2GTP EXI codec library
+
+libcbv2g is a library to encode and decode EXI messages and is able to process DIN70121, ISO15118-2 and ISO15118-20 messages. The library is based on the generated code output of the [cbExiGen](https://github.com/Everest/cbexigen) generator.
+
+All documentation and the issue tracking can be found in our main repository here: https://github.com/EVerest/everest
+
+## Dependencies
+
+To build this library you need [everest-cmake](https://github.com/EVerest/everest-cmake) checkout in the same directory as libcbV2G.
+
+## Getting started
+
+```
+# Run cmake (CB_V2G_BUILD_TESTS to enable/disable unit tests)
+cmake -S . -B build -G Ninja -DCB_V2G_BUILD_TESTS=1 -DCMAKE_EXPORT_COMPILE_COMMANDS=1
+
+# Build
+ninja -C build
+
+# Running tests
+ninja -C build test
+```