* fix 6427 - update Spring Boot to 2.1.3, update Spring Cloud to Greenwich.RELEASE
* cleanup: specify Thymeleaf namespace, `@ComponentScan` is redundant near `@SpringBootApplication`
* BAEL-2302 Spring Data REST HTTP Method customization example
* BAEL-2302 Spring Data REST - granular HTTP Methods control
* BAEL-2302 Spring Data REST - fixed parent pom file version error
* BAEL-2302 Fixing thymeleaf dependencies
* BAEL-2302 Spring Data REST - fixed netty bootstrap
* BAEL-2302 Spring Data REST - fixed netty test
* BAEL-2302 Spring Data REST - fixed spring security oauth2
* BAEL-2302 - Fix oauth2 server deps
-Added placeholder {start-class} tag in parent-boot-2's spring-boot-maven-plugin so that any child that has a {start-class} automatically is benefited from this plugin and wil help that child class to run
-Fix startup issues of few spring boot 2 projects
- Added spring-boot-maven-plugin inside plugin management for parent-boot-1 and parent-boot-2 so that it is available as a managed resource for their child projects
* BAEL-8020 Fix surefire configs of spring-5 projects
-Removed surefire configurations from spring-5 projects
* BAEL-8020 Fix surefire configs of spring-5 projects
-Fixed surefire and junit configuration of spring-5-** projects
-Fixed mavensurefire plugin to execute JUnit5 tests BAEL-8125
* BAEL-8020 Fix sure fire configs in spring5 project
-Fixed dependency for junit-5
* BAEL-8020 Fix sure fire configs in spring5 project
-Fixed dependency for junit5-migration
* BAEL-8020 Fix surefire configs
-Updated maven war plugin to 3.0.0
* BAEL-8020 Fix surefire configs
-Upgraded surefire custom logger api version to 2.21.0 for all child projects
* BAEL-8020
-Deleted empty test SpringBootMvcApplicationTests.java in spring-boot-mvc.
-Renamed SpringBootMvcApplicationTests.java correct in spring-boot-vue
* BAEL-8020 Fix surfire configs
-Added junit vintage dependency to run junit4 tests
* Thin jar option for Spring Boot bootstrap and gradle projects.
* .gitignore for spring-boot-gradle project.
* Maven and Gradle 'thin' Boot builds (optional)
* Rename 'wrapper' to 'thin' and shorten some lines of code to fit the article.