Add missing JavaDocGenProcessor

pom.xml

@@ -313,6 +313,7 @@
             <configuration>
               <processors>
                 <processor>io.vertx.codegen.CodeGenProcessor</processor>
+                <processor>io.vertx.docgen.JavaDocGenProcessor</processor>
               </processors>
               <optionMap>
                 <codegen.output>${project.basedir}/src/main</codegen.output>

src/main/asciidoc/java/override/dependencies.adoc

@@ -8,7 +8,7 @@ project descriptor to access the Vert.x Core API:
 <dependency>
   <groupId>io.vertx</groupId>
   <artifactId>vertx-core</artifactId>
-  <version>3.4.2</version>
+  <version>3.5.0-SNAPSHOT</version>
 </dependency>
 ----
 
@@ -17,6 +17,6 @@ project descriptor to access the Vert.x Core API:
 [source,groovy,subs="+attributes"]
 ----
 dependencies {
-  compile 'io.vertx:vertx-core:3.4.2'
+  compile 'io.vertx:vertx-core:3.5.0-SNAPSHOT'
 }
 ----