simplistic qsearch support

This disabled the browser's own autocompletion, but every other position
looks weird.

css/area_sidebar-search.less

@@ -94,6 +94,12 @@
             }
         }
     }
+
+    #qsearch__out {
+        left: auto;
+        top: auto;
+        width: 100%;
+    }
 }
 .wide-content {
     .search.main-sidebar {

tpl/main-sidebar-search.php

@@ -3,4 +3,4 @@
 
     echo '<h6 class="sr-only" role="heading" aria-level="2">'.tpl_getLang('head_quick_search').'</h6>'; ?>
     <p class="toggleSearch"><a href="#qsearch__out"><span class="prefix">Zur Suche springen</span></a></p>
-<?php tpl_searchform(); ?>
+<?php tpl_searchform(true, false); ?>