remove node_modules and .gitignore them

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

@@ -1,10 +0,0 @@
-"use strict";
-
-if (!require("./is-implemented")()) {
-	Object.defineProperty(Math, "fround", {
-		value: require("./shim"),
-		configurable: true,
-		enumerable: false,
-		writable: true
-	});
-}

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

@@ -1,3 +0,0 @@
-"use strict";
-
-module.exports = require("./is-implemented")() ? Math.fround : require("./shim");

node_modules/es5-ext/math/fround/is-implemented.js

@@ -1,7 +0,0 @@
-"use strict";
-
-module.exports = function () {
-	var fround = Math.fround;
-	if (typeof fround !== "function") return false;
-	return fround(1.337) === 1.3370000123977661;
-};

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

@@ -1,33 +0,0 @@
-/* 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);
-};