* Method read configuration, initialize connection to SCP,
* send authorization request and receive auth response
*/
private void init() {
ConfigurationFactory configurationFactory =
ConfigurationFactory.getInstance();
try {
config = (ISPSConfiguration) configurationFactory
.getConfiguration(ISPSConfiguration.class);
} catch (ConfigurationException e) {
System.out.println("Can't read configuration file with error: " +
e.getMessage());
System.exit(1);