Support SSL-Authenticated APRS-IS Connection

[dslotter]

Other APRS-IS clients support SSL authentication using the ARRL Logbook of the World certificate. This is a request to please add this support to DireWolf.

References:

https://www.ka2ddo.org/ka2ddo/YAACdocs/config_sslaprsis.html
https://aprsdroid.org/ssl/
https://aprssig.tapr-0rg.narkive.com/nX4KFc5Y/aprs-is-passcode-has-become-an-utter-and-total-joke
http://www.aprs-is.net/Connecting.aspx
https://github.com/hessu/aprsc

[BK303]

Second vote for this request to support SSL authentication to APRS-IS.
For information on how to obtain ARRL LoTW certificate, see https://lotw.arrl.org/lotw-help/certreq/