Issue #1743 Update doc for jetty maven plugin

Signed-off-by: Jan Bartel <janb@webtide.com>

jetty-documentation/src/main/asciidoc/embedded-guide/server/maven/jetty-maven-helloworld.adoc

@@ -117,7 +117,7 @@ Use an editor to create the file `pom.xml` in the `JettyMavenHelloWorld` directo
       <!-- Adapt this to a version found on
            https://repo1.maven.org/maven2/org/eclipse/jetty/jetty-maven-plugin/
         -->
-      <jettyVersion>9.3.9.v20160517</jettyVersion>
+      <jettyVersion>9.4.22.v20191022</jettyVersion>
   </properties>
 
   <dependencies>

jetty-documentation/src/main/asciidoc/embedded-guide/server/maven/jetty-maven-scanning.adoc

@@ -34,8 +34,8 @@ The files that are scanned depend on the goal being executed.
 * <dependencies>
 * <classesDirectory>
 * <testClassesDirectory>
-* <webXml> or <webAppSourceDirectory>/WEB-INF/web.xml
-* <jettyEnvXml> or <webAppSourceDirectory>/WEB-INF/jetty-web.xml
+* <webApp><descriptor/></webApp> or <webAppSourceDirectory>/WEB-INF/web.xml
+* <webApp><jettyEnvXml/></webApp> or <webAppSourceDirectory>/WEB-INF/jetty-web.xml
 * <webAppSourceDirectory>/WEB-INF/jetty-web.xml
 * <scanTargets>
 * <scanTargetPatterns>
@@ -49,25 +49,4 @@ The files that are scanned depend on the goal being executed.
 * pom.xml
 * <war>
 
-|link:#running-assembled-webapp-as-expanded-war[jetty:run-exploded]
-|
-
-* pom.xml
-* <war>/WEB-INF/web.xml
-* <war>/WEB-INF/jetty-web.xml
-* <war>/WEB-INF/jetty-env.xml
-* <war>/WEB-INF/classes
-* <war>/WEB-INF/lib
-
-|link:#deploy-war-running-pre-assembled-war[jetty:deploy-war] 
-|
-
-* pom.xml
-* <war>
-
-|link:#jetty-run-forked-goal[jetty:run-forked] |
-|link:#jetty-effective-web-xml[jetty:effective-web-xml] |
-|link:#jetty-run-distro-goal[jetty:run-distro] |
-|link:#jetty-start-goal[jetty:start] |
-|link:#jetty-stop-goal[jetty:stop] |
 |=======================================================================