include node_modules so release .zip is deployable

node_modules/es5-ext/math/fround/shim.js

@@ -0,0 +1,33 @@
+/* global Float32Array */
+
+// Credit: https://github.com/paulmillr/es6-shim/blob/master/es6-shim.js
+
+"use strict";
+
+var toFloat32;
+
+if (typeof Float32Array === "undefined") {
+	toFloat32 = (function () {
+		var pack   = require("../_pack-ieee754")
+		  , unpack = require("../_unpack-ieee754");
+
+		return function (value) { return unpack(pack(value, 8, 23), 8, 23); };
+	})();
+} else {
+	toFloat32 = (function () {
+		var float32Array = new Float32Array(1);
+		return function (num) {
+			float32Array[0] = num;
+			return float32Array[0];
+		};
+	})();
+}
+
+module.exports = function (value) {
+	if (isNaN(value)) return NaN;
+	value = Number(value);
+	if (value === 0) return value;
+	if (!isFinite(value)) return value;
+
+	return toFloat32(value);
+};