Detab code and fix link to spring-boot-maven-plugin

README.md

 
 @Controller
 public class HelloController {
-	
-	@RequestMapping("/")
-	public @ResponseBody String index() {
-		return "Greetings from Spring Boot!";
-	}
-	
+    
+    @RequestMapping("/")
+    public @ResponseBody String index() {
+        return "Greetings from Spring Boot!";
+    }
+    
 }
 ```
     
 @EnableWebMvc
 @ComponentScan
 public class Application {
-	
-	public static void main(String[] args) {
-		ApplicationContext ctx = SpringApplication.run(Application.class, args);
-		
-		System.out.println("Let's inspect the beans provided by Spring Boot:");
-		
-		String[] beanNames = ctx.getBeanDefinitionNames();
-		Arrays.sort(beanNames);
-		for (String beanName : beanNames) {
-			System.out.println(beanName);
-		}
-	}
+    
+    public static void main(String[] args) {
+        ApplicationContext ctx = SpringApplication.run(Application.class, args);
+        
+        System.out.println("Let's inspect the beans provided by Spring Boot:");
+        
+        String[] beanNames = ctx.getBeanDefinitionNames();
+        Arrays.sort(beanNames);
+        for (String beanName : beanNames) {
+            System.out.println(beanName);
+        }
+    }
 
 }
 ```
 @EnableWebMvc
 @ComponentScan
 public class Application {
-	
-	@Bean
-	MultipartConfigElement multipartConfigElement() {
-		return new MultipartConfigElement("");
-	}
-	
-	public static void main(String[] args) {
-		ApplicationContext ctx = SpringApplication.run(Application.class, args);
-		
-		System.out.println("Let's inspect the beans provided by Spring Boot:");
-		
-		String[] beanNames = ctx.getBeanDefinitionNames();
-		Arrays.sort(beanNames);
-		for (String beanName : beanNames) {
-			System.out.println(beanName);
-		}
-	}
+    
+    @Bean
+    MultipartConfigElement multipartConfigElement() {
+        return new MultipartConfigElement("");
+    }
+    
+    public static void main(String[] args) {
+        ApplicationContext ctx = SpringApplication.run(Application.class, args);
+        
+        System.out.println("Let's inspect the beans provided by Spring Boot:");
+        
+        String[] beanNames = ctx.getBeanDefinitionNames();
+        Arrays.sort(beanNames);
+        for (String beanName : beanNames) {
+            System.out.println(beanName);
+        }
+    }
 
 }
 ```

complete/src/main/java/hello/Application.java

 @EnableWebMvc
 @ComponentScan
 public class Application {
-	
-	@Bean
-	MultipartConfigElement multipartConfigElement() {
-		return new MultipartConfigElement("");
-	}
-	
-	public static void main(String[] args) {
-		ApplicationContext ctx = SpringApplication.run(Application.class, args);
-		
-		System.out.println("Let's inspect the beans provided by Spring Boot:");
-		
-		String[] beanNames = ctx.getBeanDefinitionNames();
-		Arrays.sort(beanNames);
-		for (String beanName : beanNames) {
-			System.out.println(beanName);
-		}
-	}
+    
+    @Bean
+    MultipartConfigElement multipartConfigElement() {
+        return new MultipartConfigElement("");
+    }
+    
+    public static void main(String[] args) {
+        ApplicationContext ctx = SpringApplication.run(Application.class, args);
+        
+        System.out.println("Let's inspect the beans provided by Spring Boot:");
+        
+        String[] beanNames = ctx.getBeanDefinitionNames();
+        Arrays.sort(beanNames);
+        for (String beanName : beanNames) {
+            System.out.println(beanName);
+        }
+    }
 
 }

complete/src/main/java/hello/HelloController.java

 
 @Controller
 public class HelloController {
-	
-	@RequestMapping("/")
-	public @ResponseBody String index() {
-		return "Greetings from Spring Boot!";
-	}
-	
+    
+    @RequestMapping("/")
+    public @ResponseBody String index() {
+        return "Greetings from Spring Boot!";
+    }
+    
 }

initial/src/main/java/hello/Application.java

 @EnableWebMvc
 @ComponentScan
 public class Application {
-	
-	public static void main(String[] args) {
-		ApplicationContext ctx = SpringApplication.run(Application.class, args);
-		
-		System.out.println("Let's inspect the beans provided by Spring Boot:");
-		
-		String[] beanNames = ctx.getBeanDefinitionNames();
-		Arrays.sort(beanNames);
-		for (String beanName : beanNames) {
-			System.out.println(beanName);
-		}
-	}
+    
+    public static void main(String[] args) {
+        ApplicationContext ctx = SpringApplication.run(Application.class, args);
+        
+        System.out.println("Let's inspect the beans provided by Spring Boot:");
+        
+        String[] beanNames = ctx.getBeanDefinitionNames();
+        Arrays.sort(beanNames);
+        for (String beanName : beanNames) {
+            System.out.println(beanName);
+        }
+    }
 
 }

initial/src/main/java/hello/HelloController.java

 
 @Controller
 public class HelloController {
-	
-	@RequestMapping("/")
-	public @ResponseBody String index() {
-		return "Greetings from Spring Boot!";
-	}
-	
+    
+    @RequestMapping("/")
+    public @ResponseBody String index() {
+        return "Greetings from Spring Boot!";
+    }
+    
 }