updated core

core/scripts/js/rename-js-files-to-es6.sh

@@ -1,12 +0,0 @@
-#!/bin/bash
-
-# Rename *.js files in *.es6.js. Only need to be run once.
-# Should be removed after *.es6.js files are committed to core.
-#
-# @internal This file is part of the core javascript build process and is only
-# meant to be used in that context.
-
-for js in `find ./{misc,modules,themes} -name '*.js'`;
-do
-   mv ${js} ${js%???}.es6.js;
-done