Merge branch 'master' of https://github.com/johnA1331/tutorials into johnA1331-master

# Conflicts:
#	algorithms-miscellaneous-4/README.md
#	algorithms-sorting/README.md
#	gradle-5/README.md
#	java-dates-2/README.md
#	jaxb/README.md
#	jersey/README.md
#	libraries-primitive/README.MD
#	mapstruct/README.md
#	metrics/README.md
#	ml/README.md
#	persistence-modules/sirix/README.md
#	spring-5-data-reactive/README.md
#	spring-5/README.md
#	spring-boot-autoconfiguration/README.md
#	spring-freemarker/README.md
#	spring-mvc-simple-2/README.md
#	spring-mvc-xml/README.md
#	spring-thymeleaf-2/README.md
#	testing-modules/junit-5-advanced/README.md
#	xml/README.md

spring-mvc-simple-2/README.md

@@ -6,4 +6,8 @@ This module contains articles about Spring MVC
 - [How to Read HTTP Headers in Spring REST Controllers](https://www.baeldung.com/spring-rest-http-headers)
 - [A Custom Data Binder in Spring MVC](https://www.baeldung.com/spring-mvc-custom-data-binder)
 - [Validating Lists in a Spring Controller](https://www.baeldung.com/spring-validate-list-controller)
+- [Spring Validation Message Interpolation](https://www.baeldung.com/spring-validation-message-interpolation)
+- [Using a Slash Character in Spring URLs](https://www.baeldung.com/spring-slash-character-in-url)
+- [Using Enums as Request Parameters in Spring](https://www.baeldung.com/spring-enum-request-param)
+- [Excluding URLs for a Filter in a Spring Web Application](https://www.baeldung.com/spring-exclude-filter)
 - More articles: [[<-- prev]](/spring-mvc-simple)