Fix lint issues in moderate.js.
Fix lint issues in moderate.js.

rbgdigital/fixmystreet,appstud/fixmystreet,altinukshini/lokalizo,dracos/fixmystreet,rbgdigital/fixmystreet,mhalden/fixmystreet,nditech/fixmystreet,nditech/fixmystreet,mhalden/fixmystreet,appstud/fixmystreet,mhalden/fixmystreet,nditech/fixmystreet,mhalden/fixmystreet,altinukshini/lokalizo,dracos/fixmystreet,nditech/fixmystreet,rbgdigital/fixmystreet,dracos/fixmystreet,rbgdigital/fixmystreet,appstud/fixmystreet,rbgdigital/fixmystreet,nditech/fixmystreet,appstud/fixmystreet,altinukshini/lokalizo,rbgdigital/fixmystreet,dracos/fixmystreet,appstud/fixmystreet,altinukshini/lokalizo,altinukshini/lokalizo,nditech/fixmystreet,mhalden/fixmystreet,appstud/fixmystreet,mhalden/fixmystreet,appstud/fixmystreet,dracos/fixmystreet,dracos/fixmystreet,nditech/fixmystreet,altinukshini/lokalizo