Update grunt-contrib-jshint
Update grunt-contrib-jshint

reppners/grunt-contrib-uglify,MoLow/grunt-contrib-uglify,cvibhagool/grunt-contrib-uglify,denisbabineau/grunt-contrib-uglify,okonomiyaki3000/grunt-contrib-uglify,devgrok/grunt-contrib-uglify,UltCombo/grunt-contrib-uglify,gruntjs/grunt-contrib-uglify,tempbottle/grunt-contrib-uglify,MarianVasile/grunt-contrib-uglify