Invalid message when no configuration implementation

[marcinMarcin]

  if (configuration.size() == 1) {
                configuration.iterator().next().newInstance().init();
            } else if (configuration.isEmpty()) {
//it should be no implementation
                throw new ApplicationConfigurationException("To many application configuration implementations!!");
            } else {
//it should be to many implementation
                throw new ApplicationConfigurationException("No application configuration implementations!!");
            }