L2SS-333: Improve CommClient.connect signature

Closes L2SS-333

See merge request !95

Closes L2SS-447

See merge request !160

Resolve L2SS-375 "Archiving load"

Closes L2SS-375

See merge request !153

L2SS-399: added reconnect option

Closes L2SS-399

See merge request !155

L2SS-434: Documentation update: split devices, expanded on problem with HOSTNAME. Expanded SDP description

L2SS-394: Don't stop and recreate dependencies. The user will explicitly ask for that using 'make stop' if needed.

Merge branch 'L2SS-358-add-apscu-apsct' of git.astron.nl:lofar2.0/tango into L2SS-358-add-apscu-apsct

Merge branch 'L2SS-358-add-apscu-apsct' of https://git.astron.nl/lofar2.0/tango into L2SS-358-add-apscu-apsct

Conflicts:
	CDB/recv-sim-config.json
	CDB/stations/LTS_ConfigDb.json
	CDB/unb2-sim-config.json
	devices/clients/opcua_client.py
	devices/devices/apsct.py
	devices/devices/apspu.py
	devices/devices/opcua_device.py
	devices/devices/recv.py
	devices/devices/unb2.py

L2SS-358: Make station ID optional, give simulators some XST/SST destination as they're mandatory, even though the simulators will never use their value. Remove superfluous port override in LTS config

L2SS-358: Load simulators by default, and describe how to load different stock station configurations

Merge branch 'master' of https://git.astron.nl/lofar2.0/tango into L2SS-399_12-10-2021_add_statistics_writer_reconnect