public TypeInfo SecondTry(string commandName)
        {
            TypeInfo type = null;
            Assembly[] assemblies = AppDomain.CurrentDomain.GetAssemblies();
            foreach (var item in assemblies)
            {
                var result = item.GetType().GetTypeInfo().Assembly;
                var searchetResult = result.DefinedTypes.
                    Where(curT => curT.ImplementedInterfaces.
                Any(i => i == typeof(ICommand))).Where(n => n.Name.ToLower() == commandName.ToLower() + "command").SingleOrDefault();
                if (searchetResult!=null)
                {
                    type = searchetResult;
                    break;
                }
            }
            return type;
        }