Adding more modifications

SwaggerGroupingUsingTagsExample/src/main/java/ro/stefan/config/SpringFoxConfig.java

@@ -1,5 +1,9 @@
 package ro.stefan.config;
 
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
@@ -14,18 +18,17 @@ import springfox.documentation.spring.web.plugins.Docket;
 
 @Configuration
 public class SpringFoxConfig {
-
-
+	
 	@Bean
-	public Docket api3() {
-		// here tags is optional, it just adds a description in the UI
-		// by default description is class name, so if you use same tag using 
-		// `@Api` on different classes it will pick one of the class name as 
-		// description, so better define your own description for them
+	public Docket getDocket() {
+		/* here tags is optional, it just adds a description in the UI
+		 by default description is class name, so if you use same tag using 
+		 `@Api` on different classes it will pick one of the class name as 
+		 description, so better define your own description for them */
 		return new Docket(DocumentationType.SWAGGER_2)
                 .apiInfo(apiInfo())
 				.tags(new Tag("security", "security related"), 
-				          new Tag("loan", "loan related"))
+				      new Tag("loan", "loan related"))
 				.select()
 				.apis(RequestHandlerSelectors.basePackage("ro.stefan.external.apis"))
 				.paths(PathSelectors.any())