Revert "Commit updated Javascript packages"

This reverts commit a88734348a.

build/javascript/node_modules/lodash/_unescapeHtmlChar.js

@@ -1,21 +0,0 @@
-var basePropertyOf = require('./_basePropertyOf');
-
-/** Used to map HTML entities to characters. */
-var htmlUnescapes = {
-  '&': '&',
-  '&lt;': '<',
-  '&gt;': '>',
-  '&quot;': '"',
-  '&#39;': "'"
-};
-
-/**
- * Used by `_.unescape` to convert HTML entities to characters.
- *
- * @private
- * @param {string} chr The matched character to unescape.
- * @returns {string} Returns the unescaped character.
- */
-var unescapeHtmlChar = basePropertyOf(htmlUnescapes);
-
-module.exports = unescapeHtmlChar;