Update config-example with SSL documentation
Update config-example with SSL documentation

I'm 80% sure SSL is currently supported, so I'm updating config-example
with documentation for it.

AustinXII/Pokemon-Showdown,Enigami/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,svivian/Pokemon-Showdown,panpawn/Gold-Server,jumbowhales/Pokemon-Showdown,AustinXII/Pokemon-Showdown,xfix/Pokemon-Showdown,xfix/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,Zarel/Pokemon-Showdown,urkerab/Pokemon-Showdown,Zarel/Pokemon-Showdown,xfix/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,svivian/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,AustinXII/Pokemon-Showdown,Enigami/Pokemon-Showdown,panpawn/Gold-Server,QuiteQuiet/Pokemon-Showdown,xfix/Pokemon-Showdown,urkerab/Pokemon-Showdown,Enigami/Pokemon-Showdown,urkerab/Pokemon-Showdown,panpawn/Gold-Server,svivian/Pokemon-Showdown,Zarel/Pokemon-Showdown,Enigami/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,svivian/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown