chore: update Java version in README (#2091)

Closes: gh-2072

* chore: add Maven wrapper jar file

This way we don't download it every time from a Maven repository saving some band with.

* chore: remove @authors tag

src/main/java/org/owasp/webgoat/webwolf/MvcConfiguration.java

@@ -14,10 +14,6 @@ import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
-/**
- * @author nbaars
- * @since 8/13/17.
- */
 @Configuration
 public class MvcConfiguration implements WebMvcConfigurer {