Change package names zero->boot

* actuator -> boot-ops
* cli -> boot-cli
* launcher -> boot-load
* autoconfig -> boot-config
* bootstrap -> boot-strap
* starters -> boot-up

[#54095231] [bs-253] Refactor Zero->Boot

spring-boot-cli/samples/web.groovy

@@ -0,0 +1,23 @@
+@Controller
+class Example {
+
+	@Autowired
+	private MyService myService;
+
+	@RequestMapping("/")
+	@ResponseBody
+	public String helloWorld() {
+		return myService.sayWorld();
+	}
+
+}
+
+@Service
+class MyService {
+
+	public String sayWorld() {
+		return "World!";
+	}
+}
+
+