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/timer/tests/CMakeLists.txt

@@ -0,0 +1,23 @@
+
+if(DISABLE_EDM)
+        find_package(GTest REQUIRED)
+else()
+        set(GTEST_LIBRARIES
+            GTest::gtest
+            GTest::gtest_main
+        )
+endif()
+set(TEST_TARGET_NAME ${PROJECT_NAME}_tests)
+add_executable(${TEST_TARGET_NAME} libtimer_unit_test.cpp)
+
+target_include_directories(${TEST_TARGET_NAME} 
+        PUBLIC
+                ${GTEST_INCLUDE_DIRS}
+)
+
+target_link_libraries(${TEST_TARGET_NAME} PRIVATE
+        ${GTEST_LIBRARIES}
+        everest::timer
+)
+
+add_test(${TEST_TARGET_NAME} ${TEST_TARGET_NAME})