@Before
	public void before() throws Exception {
		List<Credentials> credentials = SystemCredentialsProvider.getInstance().getCredentials();
		SystemCredentialsProvider.getInstance().getCredentials().removeAll(credentials);
		SystemCredentialsProvider.getInstance().save();
		AWSClientFactory.setFactoryDelegate(null);
	}
Test the behavior of the {@link WithAWSStep}

@author Allan Burdajewicz
src/test/java/de/taimos/pipeline/aws/WithAWSStepTest.java