Remove extra require and minor cleanup

server/queues/scoring.coffee

@@ -5,7 +5,6 @@ async = require 'async'
 errors = require '../commons/errors'
 aws = require 'aws-sdk'
 db = require './../routes/db'
-mongoose = require 'mongoose'
 queues = require '../commons/queue'
 LevelSession = require '../levels/sessions/LevelSession'
 Level = require '../levels/Level'
@@ -546,7 +545,6 @@ saveNewScoresToDatabase = (newScoreArray, callback) ->
     #log.info 'Saved new scores to database'
     callback err, newScoreArray
 
-
 updateScoreInSession = (scoreObject, callback) ->
   LevelSession.findOne {'_id': scoreObject.id}, (err, session) ->
     if err? then return callback err, null