Merge branch 'jetty-10.0.x' into jetty-11.0.x

javadoc/pom.xml

@@ -18,6 +18,7 @@
 
   <build>
     <sourceDirectory>${sources-directory}</sourceDirectory>
+    <pluginManagement>
       <plugins>
         <!-- No point performing Checkstyle in javadoc project -->
         <plugin>
@@ -51,6 +52,9 @@
             <skip>true</skip>
           </configuration>
         </plugin>
+      </plugins>
+    </pluginManagement>
+    <plugins>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-enforcer-plugin</artifactId>