Remove Gruntfile.js as main in package.json
Remove Gruntfile.js as main in package.json

jl9n/grunt-contrib-jshint,djchie/grunt-contrib-jshint,thomasboyt/grunt-jsxhint,christian-bromann/grunt-contrib-jshint,marionm/grunt-contrib-jshint,gruntjs/grunt-contrib-jshint