service discovery for broker

broker/src/asapo_broker/utils/status_codes.go

...ry/src/asapo_discovery/request_handler/request_handler.go

...asapo_discovery/request_handler/request_handler_consul.go

..._discovery/request_handler/request_handler_consul_test.go

...asapo_discovery/request_handler/request_handler_static.go

..._discovery/request_handler/request_handler_static_test.go

discovery/src/asapo_discovery/server/get_receivers.go

discovery/src/asapo_discovery/server/listroutes.go

discovery/src/asapo_discovery/server/routes_test.go

discovery/src/asapo_discovery/server/server.go

discovery/src/asapo_discovery/server/settings_test.go

discovery/src/asapo_discovery/utils/stucts.go

examples/worker/getnext_broker/CMakeLists.txt

examples/worker/getnext_broker/check_linux.sh

examples/worker/getnext_broker/check_windows.bat

producer/api/src/receiver_discovery_service.cpp

receiver/unittests/test_statistics.cpp

tests/automatic/broker/get_next/check_linux.sh

tests/automatic/broker/get_next/check_windows.bat

tests/automatic/full_chain/simple_chain/check_linux.sh