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/ev_manager.yaml

@@ -0,0 +1,16 @@
+description: >-
+  This interface defines the ev manager. An ev manager represents the
+  charging logic of the ev side
+cmds: {}
+vars:
+  bsp_event:
+    description: >-
+      Events from CP/Relais
+    type: object
+    $ref: /board_support_common#/BspEvent
+  ev_info:
+    description: More details about the EV if available
+    type: object
+    $ref: /evse_manager#/EVInfo
+errors:
+  - reference: /errors/evse_manager