Add UnsignCommand

src/de/steamwar/tutorial/commands/UnsignCommand.java

@@ -11,7 +11,7 @@ public class UnsignCommand extends SWCommand {
         super("unsign");
     }
 
-    @Register(description = "UNSIGN_HELP")
+    @Register
     public void unsignCommand(Player p) {
         ItemStack itemStack = p.getInventory().getItemInMainHand();
         if (itemStack.getType() != Material.WRITTEN_BOOK) return;