fixed jshint issues
fixed jshint issues

awatson1978/nightwatch,pmstss/nightwatch,aedile/nightwatch,obulisaravanan/nightwatch,nightwatchjs/nightwatch,Crunch-io/nightwatch,teleological/nightwatch,bluemind-net/nightwatch,beatfactor/nightwatch,Crunch-io/nightwatch,mbixby/nightwatch,nightwatchjs/nightwatch,JonDum/nightwatch,CoderK/nightwatch,gatero/nightwatch,lukaszw82/nightwatch,campbellwmorgan/nightwatch,joel-airspring/nightwatch,campbellwmorgan/nightwatch,LucioFranco/nightwatch,mobify/nightwatch,vuthelinh/nightwatch,prolificcoder/nightwatch,matskiv/nightwatch,iabw/nightwatch,byron7g7/nightwatch,joel-airspring/nightwatch,miguelangelrr6/originnightwatch