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/.gitignore

@@ -0,0 +1,17 @@
+*build*
+!lib/everest/*/cmake/*-build.cmake
+*dist
+.cache/
+workspace.yaml
+.vscode/
+/bazel-*
+/modules/target
+CMakeLists.txt.user
+.idea/
+MODULE.bazel.lock
+__pycache__/
+*.patch
+*.diff
+*.orig
+*.rej
+docs/source/conf.py