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/lib/everest/fsm/CMakeLists.txt

@@ -0,0 +1,31 @@
+#
+# options
+#
+option(BUILD_EXAMPLES "enable building of examples" OFF)
+
+
+#
+# library declaration
+#
+add_library(fsm INTERFACE)
+add_library(fsm::fsm ALIAS fsm)
+
+target_include_directories(fsm INTERFACE
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<INSTALL_INTERFACE:include>
+)
+
+#
+# examples
+#
+if (BUILD_EXAMPLES)
+    add_subdirectory(examples)
+endif()
+
+#
+# tests
+#
+if(BUILD_TESTING)
+    include(CTest)
+    add_subdirectory(tests)
+endif()