rm refresh button for plot

beat/web/reports/static/reports/app/directives/edit/plotItem.js

@@ -49,13 +49,6 @@ angular.module('reportApp')
 			aria-controls="collapse-{{domId}}">
 		</a>
 
-		<div class="btn-group" role="group" role='tab'>
-			<button class='btn btn-default' ng-click='hardRefresh()'>
-				<!--<span class='glyphicon glyphicon-refresh'></span>!-->
-				Refresh Plot
-			</button>
-		</div>
-
 		<div class='btn-group action-buttons'>
 			<span
 				ng-click='group.removeReportItem(id)'