added source for 'A Guide to Spring Boot in Eclipse'

Added eclipse formatter

Added source for 'A Guide to Spring Boot in Eclipse' and added eclipse
formatter for Baeldung

spring-boot/src/main/java/org/baeldung/boot/DemoApplication.java

@@ -0,0 +1,13 @@
+package org.baeldung.boot;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class DemoApplication {
+
+    public static void main(String[] args) {
+        System.setProperty("spring.config.name", "demo");
+        SpringApplication.run(DemoApplication.class, args);
+    }
+}

spring-boot/src/main/java/org/baeldung/boot/model/Foo.java

@@ -0,0 +1,40 @@
+package org.baeldung.boot.model;
+
+import java.io.Serializable;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+@Entity
+public class Foo implements Serializable {
+    private static final long serialVersionUID = 1L;
+    @Id
+    @GeneratedValue
+    private Integer id;
+    private String name;
+
+    public Foo() {
+    }
+
+    public Foo(String name) {
+        this.name = name;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+}

spring-boot/src/main/java/org/baeldung/boot/repository/FooRepository.java

@@ -0,0 +1,8 @@
+package org.baeldung.boot.repository;
+
+import org.baeldung.boot.model.Foo;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface FooRepository extends JpaRepository<Foo, Integer> {
+    public Foo findByName(String name);
+}

spring-boot/src/main/resources/demo.properties

@@ -0,0 +1,6 @@
+spring.output.ansi.enabled=never
+server.port=7070
+
+# Security
+security.user.name=admin
+security.user.password=password