refactoring

CMakeModules/testing_go.cmake

broker/src/hidra2_broker/server/get_next.go

broker/src/hidra2_broker/server/get_next_test.go

broker/src/hidra2_broker/server/listroutes.go

common/cpp/include/common/data_structs.h

common/cpp/src/data_structs/data_structs.cpp

tests/broker/get_next/check_linux.sh

tests/broker/get_next/check_windows.bat

worker/api/cpp/CMakeLists.txt

worker/api/cpp/src/broker_helpers.cpp

worker/api/cpp/src/broker_helpers.h

worker/api/cpp/src/folder_data_broker.cpp

worker/api/cpp/src/server_data_broker.cpp

worker/api/cpp/src/server_data_broker.h

worker/api/cpp/unittests/test_folder_broker.cpp

worker/api/cpp/unittests/test_server_broker.cpp