Add /libsdisguises help

src/main/java/me/libraryaddict/disguise/commands/libsdisguises/LDPermTest.java

@@ -57,8 +57,13 @@ public class LDPermTest implements LDCommand {
         }
     }
 
+    @Override
+    public boolean hasPermission(CommandSender sender) {
+        return sender.hasPermission(getPermission());
+    }
+
     @Override
     public LibsMsg getHelp() {
-        return null;
+        return LibsMsg.LD_COMMAND_PERMTEST;
     }
 }