add npm run open-config to get to config file quickly

bin/open-config.js

@@ -0,0 +1,8 @@
+#!/usr/bin/env node
+
+var config = require('../config')
+var open = require('open')
+var path = require('path')
+
+var configPath = path.join(config.CONFIG_PATH, 'config.json')
+open(configPath)