restructure go files

broker/CMakeLists.txt

broker/src/asapo_broker/database/mongodb.go

broker/src/asapo_broker/database/mongodb_test.go

broker/src/asapo_broker/logger/logrus_logger.go

broker/src/asapo_broker/main/broker.go

broker/src/asapo_broker/server/get_id.go

broker/src/asapo_broker/server/get_id_test.go

broker/src/asapo_broker/server/get_next.go

broker/src/asapo_broker/server/get_next_test.go

broker/src/asapo_broker/server/listroutes.go

broker/src/asapo_broker/server/server_nottested.go

broker/src/asapo_broker/server/server_test.go

broker/src/asapo_broker/server/statistics.go

broker/src/asapo_broker/utils/routes.go

common/go/src/asapo_common/logger/logger.go

common/go/src/asapo_common/logger/logrus_logger.go

common/go/src/asapo_common/logger/mock_logger.go

common/go/src/asapo_common/utils/helpers.go

common/go/src/asapo_common/utils/routes.go

common/go/src/asapo_common/utils/status_codes.go