Don't use a github commit for emoji-datasource

package.json

@@ -29,7 +29,7 @@
     "babel-plugin-transform-object-rest-spread": "6.8.0",
     "babel-preset-es2015": "6.6.0",
     "babel-preset-react": "6.5.0",
-    "emoji-data": "git://github.com/iamcal/emoji-data.git#6daffc10d8e8fd06b80ec24c9bdcb65218f71563",
+    "emoji-datasource": "2.4.4",
     "emojilib": "2.0.2",
     "inflection": "1.10.0",
     "mkdirp": "0.5.1",

scripts/build-data.js

@@ -1,5 +1,5 @@
 var fs = require('fs'),
-    emojiData = require('emoji-data'),
+    emojiData = require('emoji-datasource'),
     emojiLib = require('emojilib'),
     inflection = require('inflection'),
     mkdirp = require('mkdirp')