* Enable SSL by default in ZNC configuration when connecting to servers
* Change default port from 6667 to 6697 in znctest
* Update SSL variable initialization with preprocessor checks
Refactor SSL configuration to use preprocessor directives.
* Fix comment formatting in znc.cpp
Fix extraneous double tab that slipped into the commit
Use user configured network on the IRC client connection message example, so it turns from `/server <znc_server_ip> 1025 Admin:<pass>` to `/server <znc_server_ip> 1025 Admin/libera:<pass>`.
Should have done this from the start... 😅