Upgrade to Reactor 3.0 and start building against SI 5.0 snapshots

Closes gh-7301
See gh-7029

spring-boot-cli/src/test/java/org/springframework/boot/cli/SampleIntegrationTests.java

@@ -78,17 +78,6 @@ public class SampleIntegrationTests {
 		assertThat(output).contains("security.oauth2.client.secret =");
 	}
 
-	@Test
-	public void reactorSample() throws Exception {
-		String output = this.cli.run("reactor.groovy", "Phil");
-		int count = 0;
-		while (!output.contains("Hello Phil") && count++ < 5) {
-			Thread.sleep(200);
-			output = this.cli.getOutput();
-		}
-		assertThat(output).contains("Hello Phil");
-	}
-
 	@Test
 	public void jobWebSample() throws Exception {
 		String output = this.cli.run("job.groovy", "web.groovy", "foo=bar");

spring-boot-cli/src/test/java/org/springframework/boot/cli/TestCommandIntegrationTests.java

@@ -96,7 +96,7 @@ public class TestCommandIntegrationTests {
 
 	@Test
 	public void integrationAutoConfigTest() throws Exception {
-		String output = this.cli.test("integration_auto_test.groovy", "reactor.groovy");
+		String output = this.cli.test("integration_auto_test.groovy", "jms.groovy");
 		assertThat(output).contains("OK (1 test)");
 	}