Revert "Commit updated Javascript packages"

This reverts commit a88734348a.

build/javascript/node_modules/lodash/_escapeStringChar.js

@@ -1,22 +0,0 @@
-/** Used to escape characters for inclusion in compiled string literals. */
-var stringEscapes = {
-  '\\': '\\',
-  "'": "'",
-  '\n': 'n',
-  '\r': 'r',
-  '\u2028': 'u2028',
-  '\u2029': 'u2029'
-};
-
-/**
- * Used by `_.template` to escape characters for inclusion in compiled string literals.
- *
- * @private
- * @param {string} chr The matched character to escape.
- * @returns {string} Returns the escaped character.
- */
-function escapeStringChar(chr) {
-  return '\\' + stringEscapes[chr];
-}
-
-module.exports = escapeStringChar;