Add support for Spring Retry in CLI

spring-boot-cli/samples/retry.groovy

@@ -0,0 +1,30 @@
+package org.test
+
+@EnableRetry
+@Component
+class Example implements CommandLineRunner {
+
+	@Autowired
+	private MyService myService
+
+	void run(String... args) {
+		println "Hello ${this.myService.sayWorld()} From ${getClass().getClassLoader().getResource('samples/retry.groovy')}" 
+	}
+}
+
+
+@Service
+class MyService {
+	
+	static int count = 0
+
+	@Retryable
+	String sayWorld() {
+		if (count++==0) {
+			throw new IllegalStateException("Planned")
+		}
+		return "World!"
+	}
+}
+
+