Moved the documentation index to the index of /doc/

i2p2www/pages/global/nav.html

@@ -2,9 +2,9 @@
 <ul>
   <li><a href="{{ site_url() }}"><span>{{ _('Home') }}</span></a></li>
   <li><a href="{{ url_for('downloads_list', lang=g.lang) }}"><span>{{ _('Download') }}</span></a></li>
-  <li class="has-sub"><a href="#"><span>{{ _('Docs') }}</span></a>
+  <li class="has-sub"><a href="{{ site_url('docs') }}"><span>{{ _('Docs') }}</span></a>
     <ul>
-      <li class="has-sub"><a href="{{ site_url('docs/how') }}"><span>{{ _('How does it work?') }}</span></a>
+      <li class="has-sub"><a href="#"><span>{{ _('How does it work?') }}</span></a>
         <ul>
           <li><a href="{{ site_url('docs/how/intro') }}"><span>{{ _('Gentle intro') }}</span></a></li>
           <li><a href="{{ site_url('docs/techintro') }}"><span>{{ _('Tech intro') }}</span></a></li>