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/applications/README.md

@@ -0,0 +1,31 @@
+# Applications related to EVerest
+
+This directory will contain applications that are used during the EVerest build process,
+deployed to the target hardware and useful scripts for development.
+
+## containers/
+
+containers/ contains multiple useful Dockerfile based containers that can be used for development.
+
+* `mosquittto`      : An mqtt broker
+* `mqtt-explorer`   : Tool to inspect messages on mqtt topics
+* `nodered`         : NodeRED application to run i.e. sil flows
+* `steve`           : OCPP backend
+
+## dependency_manager
+
+Contains the EDM (EVerest Dependency Manager) tool which is a cli to
+manage an EVerest workspace and external dependencies during building.
+
+## everest_dev_tool
+
+A CLI designed to provide helpful commands/aliases for developing.
+
+## utils/
+
+utils/ contains ev-cli and everest-testing as well as additional code integrated from everest-utils.
+This might get broken up further in the future.
+
+## devrd
+
+Script to manage devcontainer + containerized services in the development environment