webui: group style fixes

one/static/box.less

@@ -473,6 +473,7 @@ table {
 #group-members {
     .summary .name {
         background-image: url(icons/user.png);
+        float: left;
     }
 }
 

one/static/cloud.js

@@ -161,7 +161,6 @@ $(function() {
     function manage_vm(id, state) {
         $.ajax({
             type: 'POST',
-            data: '',
             url: '/vm/' + state + '/' + id + '/',
             success: function(data) {}
         })