Commit updated Javascript packages

build/javascript/node_modules/@babel/runtime/helpers/extends.js

@@ -0,0 +1,19 @@
+function _extends() {
+  module.exports = _extends = Object.assign || function (target) {
+    for (var i = 1; i < arguments.length; i++) {
+      var source = arguments[i];
+
+      for (var key in source) {
+        if (Object.prototype.hasOwnProperty.call(source, key)) {
+          target[key] = source[key];
+        }
+      }
+    }
+
+    return target;
+  };
+
+  return _extends.apply(this, arguments);
+}
+
+module.exports = _extends;