add integration test, compare beamtimes between two authorizations

producer/api/python/asapo_producer.pyx.in

receiver/src/request_handler_authorize.cpp

receiver/src/request_handler_authorize.h

receiver/unittests/test_request_handler_authorizer.cpp

tests/automatic/producer/CMakeLists.txt

tests/automatic/producer/aai/CMakeLists.txt

tests/automatic/producer/aai/beamtime-metadata-11111111.json

tests/automatic/producer/aai/check_linux.sh

tests/automatic/producer/aai/check_windows.bat

tests/automatic/producer/aai/producer_aai.py

tests/automatic/producer/aai/settings.json.tpl.in

tests/automatic/settings/receiver.json.tpl.lin.in

tests/automatic/settings/receiver.json.tpl.win.in