PR for http://jira.baeldung.com/browse/BAEL-1947 Spring Boot Vue (#4687)

* commit first as binodpanta

* revert test change

* A short example of real-time event streaming using Spring WebFlux

* Code for http://jira.baeldung.com/browse/BAEL-1527

* remove unrelated files

* Apply feedback changes to rename test and remove link from readme file, ongoing work

* Update formatting fixes to code and add pom changes, that partially fix test runnning issues in IDE but not in cmdline

* Apply Eclipse formatter to test code and apply suggested pom fixes

* BAEL-1527 Formatting fix in pom.xml

* Use string.format to cleanup logging code

* BAEL-1527 Changed logging pattern

* Start the spring-boot-vue module, WIP

* some small updates with comments

* Add index html template page

* merge pom.xml fixes

* Add integration test with MockMvc to verify index.html content is rendered correctly

* fix up pom merge issues

* merge issues fix for pom

* pom end of file newline

pom.xml

@@ -422,6 +422,7 @@
 				<module>spring-boot-persistence</module>
 				<module>spring-boot-security</module>
 				<module>spring-boot-mvc</module>
+                                <module>spring-boot-vue</module>
 				<module>spring-boot-logging-log4j2</module>
 				<module>spring-cloud-data-flow</module>
 				<module>spring-cloud</module>
@@ -1223,4 +1224,5 @@
 		<maven-pmd-plugin.version>3.8</maven-pmd-plugin.version>
 	</properties>
 
-</project>
+</project>
+