add helper for bootstrap 3

Author: taylorotwell

src/Illuminate/Pagination/AbstractPaginator.php

@@ -447,6 +447,17 @@ public static function defaultSimpleView($view)
         static::$defaultSimpleView = $view;
     }
 
+    /**
+     * Indicate that Bootstrap 3 styling should be used for generated links.
+     *
+     * @return void
+     */
+    public static function useBootstrapThree()
+    {
+        static::defaultView('pagination::default');
+        static::defaultSimpleView('pagination::simple-default');
+    }
+
     /**
      * Get an iterator for the items.
      *