gists: bring back add button and specify access level is for private gists.

rhodecode/templates/admin/gists/gist_index.mako

@@ -37,6 +37,14 b''
       %endif
     </ul>
 
+    % if c.rhodecode_user.username != h.DEFAULT_USER:
+        <div class="pull-right">
+            <a class="btn btn-primary" href="${h.route_path('gists_new')}" >
+                ${_(u'Create New Gist')}
+            </a>
+        </div>
+    % endif
+
     <div class="grid-quick-filter">
         <ul class="grid-filter-box">
             <li class="grid-filter-box-icon">

rhodecode/templates/admin/gists/gist_new.mako

@@ -34,7 +34,7 b''
                 <label for='lifetime'>${_('Gist lifetime')}</label>
                 ${h.dropdownmenu('lifetime', '', c.lifetime_options)}
 
-                <label for='acl_level'>${_('Gist access level')}</label>
+                <label for='acl_level'>${_('Private Gist access level')}</label>
                 ${h.dropdownmenu('gist_acl_level', '', c.acl_options)}
 
                 <textarea style="margin-top: 5px; border-color: #dbd9da" id="description" name="description" placeholder="${_('Gist description ...')}"></textarea>
@@ -57,6 +57,7 b''
             </div>
 
             <div class="pull-right">
+            <i class="tooltip icon-info" title="${_('Secret gists are hidden from listing, but accessible to anyone who knows the url.')}"></i>
             ${h.submit('private',_('Create Private Gist'),class_="btn")}
             ${h.submit('public',_('Create Public Gist'),class_="btn")}
             </div>