OP#228 update Readme

README.md

@@ -30,6 +30,7 @@ Optional:
 * manage roles and databases via define (set `$pl_manage_content` to true)
 * manage extensions (set `pl_manage_extensions`to `true`)
 * install and manage pg_bouncer (set `pl_use_pg_bouncer`to `true`)
+* enable SL / TLS manage TLS certificates (set `pl_ssl_enabled`to `true` and populate content externally through variables)
 
 ## Repo Documentation