Fix compatibility with the latest Spring Boot

https://build.spring.io/browse/INTSAMPLES-NIGHTLY-2099/

basic/barrier/src/main/java/org/springframework/integration/samples/barrier/Application.java

@@ -16,6 +16,8 @@
 
 package org.springframework.integration.samples.barrier;
 
+import java.util.Collections;
+
 import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
 import org.springframework.boot.Banner.Mode;
 import org.springframework.boot.SpringApplication;
@@ -42,11 +44,15 @@ public class Application {
 		connectionFactory.resetConnection();
 		// https://github.com/spring-projects/spring-boot/issues/3945
 
-		ConfigurableApplicationContext client
-			= new SpringApplicationBuilder("/META-INF/spring/integration/client-context.xml")
+		SpringApplication application = new SpringApplicationBuilder()
 				.web(WebApplicationType.NONE)
 				.bannerMode(Mode.OFF)
-				.run(args);
+				.application();
+
+		application.setSources(Collections.singleton("/META-INF/spring/integration/client-context.xml"));
+
+		ConfigurableApplicationContext client = application.run(args);
+
 		RequestGateway requestGateway = client.getBean("requestGateway", RequestGateway.class);
 		String request = "A,B,C";
 		System.out.println("\n\n++++++++++++ Sending: " + request + " ++++++++++++\n");

intermediate/tcp-client-server-multiplex/src/test/java/org/springframework/integration/samples/tcpclientserver/TcpClientServerDemoTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2017 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -96,7 +96,7 @@ public class TcpClientServerDemoTest {
 				}
 			});
 		}
-		assertTrue(latch.await(20, TimeUnit.SECONDS));
+		assertTrue(latch.await(60, TimeUnit.SECONDS));
 		assertEquals(0, results.size());
 	}