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/.gitattributes

@@ -0,0 +1,6 @@
+# Copyright Contributors to the Shapeshifter project
+#
+# SPDX-License-Identifier: Apache-2.0
+
+* text=auto eol=lf
+*.xsd eol=lf