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/docs/source/404.rst

@@ -0,0 +1,13 @@
+:orphan:
+
+##########################################
+Page not found
+##########################################
+
+Your request could not be processed because the page you requested does not exist.
+
+.. note:: 
+
+    Since the 2023.1.0 release of the documentation. 
+    The structure of the documentation has changed.
+    You can find the latest build here: https://everest.github.io/latest