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

spring-boot-vue/.gitignore

@@ -0,0 +1,25 @@
+/target/
+!.mvn/wrapper/maven-wrapper.jar
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/build/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/