Add messages for errors in LibsPremium and when commands are disabled

src/main/java/me/libraryaddict/disguise/LibsDisguises.java

@@ -85,6 +85,8 @@ public class LibsDisguises extends JavaPlugin {
             registerCommand("disguisemodifyplayer", new DisguiseModifyPlayerCommand());
             registerCommand("disguisemodifyradius",
                     new DisguiseModifyRadiusCommand(getConfig().getInt("DisguiseRadiusMax")));
+        } else {
+            getLogger().info("Commands has been disabled, as per config");
         }
 
         infectWithMetrics();