update tests for streams

authorizer/src/asapo_authorizer/server/authorize.go

authorizer/src/asapo_authorizer/server/authorize_test.go

broker/src/asapo_broker/database/mongodb_test.go

broker/src/asapo_broker/server/get_id_test.go

broker/src/asapo_broker/server/get_last_test.go

broker/src/asapo_broker/server/get_meta_test.go

broker/src/asapo_broker/server/get_next_test.go

broker/src/asapo_broker/server/get_size_test.go

broker/src/asapo_broker/server/listroutes.go

broker/src/asapo_broker/server/post_query_images_test.go

broker/src/asapo_broker/server/post_reset_counter_test.go

broker/src/asapo_broker/server/process_request.go

broker/src/asapo_broker/server/process_request_test.go

examples/worker/getnext_broker/check_linux.sh

examples/worker/getnext_broker/check_windows.bat

examples/worker/getnext_broker_python/check_linux.sh

examples/worker/getnext_broker_python/check_windows.bat

examples/worker/getnext_broker_python/getnext.py

receiver/src/request_handler_db.cpp

receiver/unittests/test_request_handler_db.cpp