Adding autobind decorator to server

server/src/database/DB.js

@@ -2,18 +2,17 @@ import mongoose from 'mongoose'
 import mongodb from 'mongodb'
 import Grid from 'gridfs-stream'
 import merge from 'mongoose-merge-plugin'
-import autoBind from 'auto-bind2'
+import autobind from 'autobind-decorator'
 import * as Schemas from './schemas'
 import util from 'util'
 
 Grid.mongo = mongoose.mongo
 
+@autobind
 export class DB {
   constructor() {
     mongoose.Promise = Promise
     mongoose.plugin(merge)
-
-    autoBind(this)
   }
 
   connect(mongoUri, isProduction) {