figure out how portray module documentation works

Author: ThomasSteinbach

docs/api/404.html

@@ -182,7 +182,7 @@
 
 
   <li class="md-nav__item">
-    <a href="/." title="Home" class="md-nav__link">
+    <a href="/docs/portray/" title="Home" class="md-nav__link">
       Home
     </a>
   </li>

docs/api/CONTRIBUTING/index.html

@@ -182,7 +182,7 @@
 
 
   <li class="md-nav__item">
-    <a href=".." title="Home" class="md-nav__link">
+    <a href="../docs/portray/" title="Home" class="md-nav__link">
       Home
     </a>
   </li>
@@ -864,7 +864,7 @@ <h1>Contributing</h1>
     <div class="md-footer-nav">
       <nav class="md-footer-nav__inner md-grid">
 
-          <a href=".." title="Home" class="md-flex md-footer-nav__link md-footer-nav__link--prev" rel="prev">
+          <a href="../docs/portray/" title="Home" class="md-flex md-footer-nav__link md-footer-nav__link--prev" rel="prev">
             <div class="md-flex__cell md-flex__cell--shrink">
               <i class="md-icon md-icon--arrow-back md-footer-nav__button"></i>
             </div>