relay: change default value of option "relay.network.commands" to *,!quit

ChangeLog.adoc

@@ -47,6 +47,7 @@ New features::
   * relay: add support of websocket extension "permessage-deflate" (issue #1549)
   * relay: add command `/remote` to manage remote WeeChat relay servers and connect to them (issue #2066)
   * relay: add option relay.api.remote_get_lines (issue #2066)
+  * relay: change default value of option "relay.network.commands" to `*,!quit`
   * script: add option `enable` in command `/script`
   * script: add info "script_loaded"
 

src/plugins/relay/relay-config.c

@@ -1599,7 +1599,7 @@ relay_config_init ()
                "if the relay client is not safe (someone could use it to run "
                "commands); for example \"*,!exec,!quit\" allows any command "
                "except /exec and /quit"),
-            NULL, 0, 0, "", NULL, 0,
+            NULL, 0, 0, "*,!quit", NULL, 0,
             NULL, NULL, NULL,
             NULL, NULL, NULL,
             NULL, NULL, NULL);