$scope.data=$localStorage.$default({
                      tab: [{   name:'Default 1',
                                page: $sce.trustAsHtml('<tab class="portlet" id="internalTabs">first internal</tab>'),
                                image: $sce.trustAsHtml('<img style="float : right; " src = "'+token_url+'images/grp1_setting_icon.png" >'),
                                Width: 100
                            }]
              });

<tabset>
              <tab class="grp_left"
                   ng-model='newTab'
                   sortable-tab
                   ng-repeat="tab in data.tab"
                   index='{{$index}}'
                   style='width: {{tab.Width}}%;'
                   id='{{$index}}'
                >
                <tab-heading>
                      {{tab.name}}   <span popover-template="dynamicPopover.templateUrl" popover-placement="bottom" rel="popover"><i ng-bind-html="tab.image"></i></span>

                </tab-heading>
                <!-- below is template of popover for add delete and rename tabs-->
                <script type="text/ng-template" id="myPopoverTemplate.html">
                  <div class="form-group">
                    <label>Enter Title : </label> <span ng-click='closePopup($event)' id='closePopup' ><i class="fa fa-times" style='float:right;'>close</i></span>
                     <input type="text" maxlength="12" focus-me='true' ng-model="tab.name" class="form-control ">
                    <button class='btn-warning btn-xl'ng-click='RenameTab($event,tab.name)' style='margin-top:6px;' ><span class="glyphicon glyphicon-ok" ></span>Add</button>
                    <button class='btn-danger btn-xl' ng-click='removeTab($event,$index)' style='margin-top:6px;' ><span  class="glyphicon glyphicon-remove" ></span>Delete</button>
                   </div>
                </script><!-- end of template code   -->
                <span ng-bind-html="tab.page" ></span>
              </tab>
            </tabset>