Enable search on mobile mode

static/directives/new-header-bar.html

@@ -8,6 +8,10 @@
       <a class="navbar-brand" ng-href="{{ user.anonymous ? '/' : '/repository/' }}" target="{{ appLinkTarget() }}">
         <span id="quay-logo" ng-style="{'background-image': 'url(' + getEnterpriseLogo() + ')'}"></span>
       </a>
+      <span class="user-tools visible-xs" style="float: right;">
+        <i class="fa fa-search fa-lg user-tool" ng-click="toggleSearch()"
+           data-placement="bottom" data-title="Search" bs-tooltip></i>
+      </span>
     </div>
 
     <!-- Collapsable stuff -->