Use json instead of yaml for datastore config

clock.js

@@ -20,10 +20,9 @@ var mongoose = require('mongoose')           // Datastores
 Grid.mongo = mongoose.mongo; // Connect GFS and MongoDB
 
 var uuid = require('node-uuid');             // Miscellaneous utilities
-var yaml = require('js-yaml');
 
 // Grab settings
-var datastore = yaml.load(fs.readFileSync(__dirname + '/config/datastore.yaml', 'utf8'));
+var datastore = require(__dirname + '/config/datastore.json');
 var mongodb_uri = datastore.mongodb_uri || process.env.MONGODB_URI || 'localhost';
 
 // Include data models

config/datastore.json

@@ -0,0 +1,5 @@
+{
+  "//": "mongodb://<user>:<password>@address:port/dbname",
+  "//": "Use an empty string for the MONGODB_URI environment variable",
+  "mongodb_uri": ""
+}

package.json

@@ -31,7 +31,6 @@
 
     "socket.io"       : "1.3.x",
     "moment"          : "2.9.x",
-    "js-yaml"         : "3.2.x",
     "node-uuid"       : "1.4.x"
   },
   "devDependencies": {