npm and error messages

node_modules/es5-ext/array/#/remove.js

@@ -0,0 +1,17 @@
+"use strict";
+
+var indexOf = require("./e-index-of")
+  , forEach = Array.prototype.forEach
+  , splice  = Array.prototype.splice;
+
+// eslint-disable-next-line no-unused-vars
+module.exports = function (itemToRemove /*, …item*/) {
+	forEach.call(
+		arguments,
+		function (item) {
+			var index = indexOf.call(this, item);
+			if (index !== -1) splice.call(this, index, 1);
+		},
+		this
+	);
+};