support anchor links for inline documentation (#482)

src/Controller/HelpController.php

@@ -60,6 +60,8 @@ class HelpController extends AbstractController
 
         $content = file_get_contents($chapterFile);
 
+        $content = preg_replace('/\[(.+)\]\(([\w\-\/]+)(\.md)(\#[\w\-]+){0,1}\)/i', '[$1]($2$4)', $content);
+
         return $this->render('help/index.html.twig', [
             'breadcrumb' => $breadcrumb,
             'chapter' => $chapter,

templates/help/index.html.twig

@@ -6,7 +6,6 @@
 {% block main %}
 
     {% set replacer = {
-        '.md"': '"',
         '<table>': '<table class="table">',
         'href="../../': 'target="_blank" href="'~github~'blob/master/',
         ('href="' ~ github): 'target="_blank" href="'~github