add node modules to repo

app/node_modules/camelcase-keys/index.js

@@ -0,0 +1,12 @@
+'use strict';
+var mapObj = require('map-obj');
+var camelCase = require('camelcase');
+
+module.exports = function (input, options) {
+	options = options || {};
+	var exclude = options.exclude || [];
+	return mapObj(input, function (key, val) {
+		key = exclude.indexOf(key) === -1 ? camelCase(key) : key;
+		return [key, val];
+	});
+};