node-etcd-config

a config package based on etcd. It can autoreload the config value via watch.

Feature:

1. save config on etcd
2. simple get method
3. watch etcd changes, then autoreload.

Usage:

$3

``
var EtcdConfig = require('node-etcd-config');
var config = new EtcdConfig('127.0.0.1', 4001);
`

$3

`
var mongoUrl = config.get('url');
`

if the key is a directory, return an object.


#### Sub App Name:

`
var testConfig = new EtcdConfig('127.0.0.1', '4001', 'test');
var productionConfig = new EtcdConfig('127.0.0.1', '4001', 'production');
var mongoUrl = testConfig('url');
// or...
var config = new EtcdConfig('127.0.0.1', '4001');
var mongoUrl = testConfig('test/url');
`

$3

`
config.addWatchers(['v1', 'v2']);
console.log(config.watchValues);
// {v1: 'latest value', v2: 'latest value'}
// whenever you get watchValues, they are the latest values.
``

Todo:

- [ ] Test
- [ ] can watch an Object, not only array.