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/interfaces/power.yaml

@@ -0,0 +1,7 @@
+description: This interface defines the interface of a power supply
+vars:
+  max_current:
+    description: This is the maximum current of the power supply
+    type: number
+    minimum: 1
+    maximum: 60