refactor authorization

common/cpp/include/request/request_handler.h

common/cpp/src/request/request_pool.cpp

common/cpp/unittests/request/mocking.h

examples/pipeline/in_to_out/in_to_out.cpp

producer/api/cpp/src/request_handler_filesystem.cpp

producer/api/cpp/src/request_handler_filesystem.h

producer/api/cpp/src/request_handler_tcp.cpp

producer/api/cpp/src/request_handler_tcp.h

...cer/api/cpp/unittests/test_request_handler_filesystem.cpp

producer/api/cpp/unittests/test_request_handler_tcp.cpp

...iver_data_server/receiver_data_server_request_handler.cpp

...ceiver_data_server/receiver_data_server_request_handler.h

receiver/src/request_handler_authorize.cpp

receiver/src/request_handler_authorize.h

...r/unittests/receiver_data_server/test_request_handler.cpp