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/shapeshifter-specification-main/docs/diagrams/settle-phase.puml

@@ -0,0 +1,20 @@
+@startuml
+!theme cerulean
+
+participant AGR
+participant DSO
+
+== Settle ==
+group par
+AGR -> AGR: calculate sold flexibility
+DSO -> DSO: calculate procured flexibility
+DSO -> DSO: collect meter data
+AGR -> AGR: validate if baselines are met
+AGR -> AGR: calculate flex fee (and penalty)
+DSO -> DSO: calculate flex fee (and penalty)
+end
+AGR <- DSO: FlexSettlement
+AGR -> AGR: validate with own calculations
+AGR -> DSO: Response: accepted OR disputed
+
+@enduml