fix(ux): fixed css issue with add row button, fixes #7017

public/app/partials/dashboard.html

@@ -12,13 +12,13 @@
 
     <dash-row class="dash-row" ng-repeat="row in dashboard.rows" row="row" dashboard="dashboard">
     </dash-row>
-	</div>
 
-	<div ng-show='dashboardMeta.canEdit' class="row-fluid add-row-panel-hint">
-		<div class="span12" style="text-align:left;">
-			<span style="margin-left: 12px;" ng-click="addRowDefault()" class="pointer btn btn-inverse btn-small">
-				<span><i class="fa fa-plus"></i> ADD ROW</span>
-			</span>
-		</div>
-	</div>
+    <div ng-show='dashboardMeta.canEdit' class="add-row-panel-hint">
+      <div class="span12" style="text-align:left;">
+        <span style="margin-left: 12px;" ng-click="addRowDefault()" class="pointer btn btn-inverse btn-small">
+          <span><i class="fa fa-plus"></i> ADD ROW</span>
+        </span>
+      </div>
+    </div>
+  </div>
 </div>