Import "nodegit" to work on issue #245

http://www.nodegit.org/api/

Author: tripu

package.json

@@ -53,6 +53,7 @@
     "moment": "2.18.1",
     "multer": "1.3.0",
     "node-uuid": "1.4.8",
+    "nodegit": "0.6",
     "passport": "0.3",
     "passport-http": "0.3",
     "promise": "7.3.1",