/// <summary>
 /// Validates username and password provided.
 /// </summary>
 /// <param name="password">Password to validate.</param>
 /// <param name="username">Username to validate.</param>
 /// <param name="createdDate">Date created.</param>
 /// <returns>True if username / password are valid.</returns>
 public bool ValidateUser(string password, string username, string createdDate)
 {
     UserQuery = new UserQuery();
     return(UserQuery.ValidateUser(password, username, createdDate));
 }