Doc: Support `doc/module/:moduleName/chapter/:chapterName' URLs

refs #4820

modules/doc/run.php

@@ -0,0 +1,19 @@
+<?php
+
+use \Zend_Controller_Router_Route;
+use Icinga\Application\Icinga;
+
+if (Icinga::app()->isCli()) {
+    return;
+}
+
+$docModuleChapter = new Zend_Controller_Router_Route(
+    'doc/module/:moduleName/chapter/:chapterName',
+    array(
+        'controller'    => 'module',
+        'action'        => 'chapter',
+        'module'        => 'doc'
+    )
+);
+
+$this->addRoute('doc/module/chapter', $docModuleChapter);