Merge branch 'master' into L2SS-429-timescaledb-container

...ostationcontrol/tangostationcontrol/examples/snmp/snmp.py

...ncontrol/tangostationcontrol/examples/snmp/snmp_client.py

...ioncontrol/tangostationcontrol/integration_test/README.md

...ncontrol/tangostationcontrol/integration_test/__init__.py

...ationcontrol/tangostationcontrol/integration_test/base.py

...l/tangostationcontrol/integration_test/client/__init__.py

...ostationcontrol/integration_test/client/test_sdptr_sim.py

...ioncontrol/integration_test/client/test_tcp_replicator.py

...gostationcontrol/integration_test/client/test_unb2_sim.py

...trol/tangostationcontrol/integration_test/device_proxy.py

.../tangostationcontrol/integration_test/devices/__init__.py

...ationcontrol/integration_test/devices/test_device_recv.py

...tationcontrol/integration_test/devices/test_device_sdp.py

...tationcontrol/integration_test/devices/test_device_sst.py

...ationcontrol/integration_test/devices/test_device_unb2.py

...oncontrol/integration_test/devices/test_tango_database.py

...oncontrol/tangostationcontrol/statistics_writer/README.md

...ationcontrol/statistics_writer/SST_2021-10-04-07-36-52.h5

...control/tangostationcontrol/statistics_writer/__init__.py

...trol/tangostationcontrol/statistics_writer/hdf5_writer.py