Index: frontend/node_modules/pify/index.js
===================================================================
--- frontend/node_modules/pify/index.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/pify/index.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,68 @@
+'use strict';
+
+var processFn = function (fn, P, opts) {
+	return function () {
+		var that = this;
+		var args = new Array(arguments.length);
+
+		for (var i = 0; i < arguments.length; i++) {
+			args[i] = arguments[i];
+		}
+
+		return new P(function (resolve, reject) {
+			args.push(function (err, result) {
+				if (err) {
+					reject(err);
+				} else if (opts.multiArgs) {
+					var results = new Array(arguments.length - 1);
+
+					for (var i = 1; i < arguments.length; i++) {
+						results[i - 1] = arguments[i];
+					}
+
+					resolve(results);
+				} else {
+					resolve(result);
+				}
+			});
+
+			fn.apply(that, args);
+		});
+	};
+};
+
+var pify = module.exports = function (obj, P, opts) {
+	if (typeof P !== 'function') {
+		opts = P;
+		P = Promise;
+	}
+
+	opts = opts || {};
+	opts.exclude = opts.exclude || [/.+Sync$/];
+
+	var filter = function (key) {
+		var match = function (pattern) {
+			return typeof pattern === 'string' ? key === pattern : pattern.test(key);
+		};
+
+		return opts.include ? opts.include.some(match) : !opts.exclude.some(match);
+	};
+
+	var ret = typeof obj === 'function' ? function () {
+		if (opts.excludeMain) {
+			return obj.apply(this, arguments);
+		}
+
+		return processFn(obj, P, opts).apply(this, arguments);
+	} : {};
+
+	return Object.keys(obj).reduce(function (ret, key) {
+		var x = obj[key];
+
+		ret[key] = typeof x === 'function' && filter(key) ? processFn(x, P, opts) : x;
+
+		return ret;
+	}, ret);
+};
+
+pify.all = pify;