Add an undocumented option

README.md

@@ -31,6 +31,7 @@ Bonus:
 <script>
 tarteaucitron.init({
     "privacyUrl": "", /* Privacy policy url */
+    "bodyPosition": "bottom", /* or top to bring it as first element for accessibility */
 
     "hashtag": "#tarteaucitron", /* Open the panel with this hashtag */
     "cookieName": "tarteaucitron", /* Cookie name */