Remove support for Integration DSL (milestone only)

spring-boot-cli/samples/integration.groovy

@@ -1,17 +0,0 @@
-package org.test
-
-@Component
-@EnableIntegrationPatterns
-class SpringIntegrationExample implements CommandLineRunner {
-
-	@Bean
-	MessageFlow flow(ApplicationContext context) {
-		def builder = new IntegrationBuilder(context)
-		builder.messageFlow { transform {"Hello, $it!"} }
-	}
-
-	@Override
-	void run(String... args) {
-		print flow().sendAndReceive("World")
-	}
-}

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

@@ -121,12 +121,6 @@ public class SampleIntegrationTests {
 		assertTrue("Wrong output: " + output, output.contains("Hello World"));
 	}
 
-	@Test
-	public void integrationSample() throws Exception {
-		String output = this.cli.run("integration.groovy");
-		assertTrue("Wrong output: " + output, output.contains("Hello, World"));
-	}
-
 	@Test
 	public void xmlSample() throws Exception {
 		String output = this.cli.run("runner.xml", "runner.groovy");

spring-boot-dependencies/pom.xml

@@ -39,7 +39,6 @@
 		<spock.version>0.7-groovy-2.0</spock.version>
 		<spring.version>4.0.0.RELEASE</spring.version>
 		<spring-integration.version>3.0.0.RELEASE</spring-integration.version>
-		<spring-integration-groovydsl.version>1.0.0.M1</spring-integration-groovydsl.version>
 		<spring-batch.version>2.2.3.RELEASE</spring-batch.version>
 		<spring-data-jpa.version>1.4.3.RELEASE</spring-data-jpa.version>
 		<spring-data-mongo.version>1.3.3.RELEASE</spring-data-mongo.version>
@@ -452,11 +451,6 @@
 				<artifactId>spring-integration-stream</artifactId>
 				<version>${spring-integration.version}</version>
 			</dependency>
-			<dependency>
-				<groupId>org.springframework.integration</groupId>
-				<artifactId>spring-integration-dsl-groovy-core</artifactId>
-				<version>${spring-integration-groovydsl.version}</version>
-			</dependency>
 			<dependency>
 				<groupId>org.springframework.security</groupId>
 				<artifactId>spring-security-core</artifactId>