Relocate projects to spring-boot-project

Move projects to better reflect the way that Spring Boot is released.

The following projects are under `spring-boot-project`:

  - `spring-boot`
  - `spring-boot-autoconfigure`
  - `spring-boot-tools`
  - `spring-boot-starters`
  - `spring-boot-actuator`
  - `spring-boot-actuator-autoconfigure`
  - `spring-boot-test`
  - `spring-boot-test-autoconfigure`
  - `spring-boot-devtools`
  - `spring-boot-cli`
  - `spring-boot-docs`

See gh-9316

spring-boot-project/spring-boot-cli/samples/jms.groovy

@@ -0,0 +1,33 @@
+package org.test
+
+@Grab("spring-boot-starter-artemis")
+@Grab("artemis-jms-server")
+import java.util.concurrent.CountDownLatch
+
+@Log
+@Configuration
+@EnableJms
+class JmsExample implements CommandLineRunner {
+
+	private CountDownLatch latch = new CountDownLatch(1)
+
+	@Autowired
+	JmsTemplate jmsTemplate
+
+	void run(String... args) {
+		def messageCreator = { session ->
+			session.createObjectMessage("Greetings from Spring Boot via Artemis")
+		} as MessageCreator
+		log.info "Sending JMS message..."
+		jmsTemplate.send("spring-boot", messageCreator)
+		log.info "Send JMS message, waiting..."
+		latch.await()
+	}
+
+	@JmsListener(destination = 'spring-boot')
+	def receive(String message) {
+		log.info "Received ${message}"
+		latch.countDown()
+	}
+
+}