xmlui: t: extend Connector to support SSL
xmlui: t: extend Connector to support SSL

The Connector can be now created with SSL-enabled. No certificate
is being checked (unnecessary for testing).

Signed-off-by: Jan Viktorin <3eab6ac54c005c4408f608556a6663b7f2abede7@fit.vutbr.cz>

BeeeOn/server,BeeeOn/server,BeeeOn/server,BeeeOn/server