Updated to Drupal 8.6.4, which is PHP 7.3 friendly. Also updated HTMLaw library....

[yaffs-website] / node_modules / grunt-legacy-util / node_modules / lodash / _reEscape.js

/** Used to match template delimiters. */
var reEscape = /<%-([\s\S]+?)%>/g;

module.exports = reEscape;