Don't double border a bordered table within a panel

less/panels.less

@@ -62,6 +62,23 @@
   > .panel-body + .table {
     border-top: 1px solid @table-border-color;
   }
+  > .table-bordered {
+    border: none;
+    > thead,
+    > tbody,
+    > tfoot {
+      > tr {
+        > th:first-child,
+        > td:first-child {
+          border-left: none;
+        }
+        > th:last-child,
+        > td:last-child {
+          border-right: none;
+        }
+      }
+    }
+  }
 }