Gruntfile.js

/*jshint node:true */
module.exports = function ( grunt ) {
	var conf = grunt.file.readJSON( 'skin.json' );
	grunt.loadNpmTasks( 'grunt-contrib-jshint' );
	grunt.loadNpmTasks( 'grunt-contrib-less' );
	grunt.loadNpmTasks( 'grunt-jsonlint' );
	grunt.loadNpmTasks( 'grunt-banana-checker' );
	grunt.loadNpmTasks( 'grunt-jscs' );

	grunt.initConfig( {

		less: {
			production: {
				options: {
					cleancss: true
				},
				files: {
					"css/screen.css"     : "less/screen.less",
					"css/screen-hd.css"  : "less/screen-hd.less",
					"css/responsive.css" : "less/responsive.less"
				}
			}
		},

		jshint: {
			options: {
				jshintrc: true
			},
			all: [
				'*.js',
				'**/*.js',
				'!node_modules/**'
			]
		},
		jscs: {
			src: '<%= jshint.all %>'
		},
		banana: conf.MessagesDirs,
		jsonlint: {
			all: [
				'**/*.json',
				'!node_modules/**'
			]
		}
	} );

	grunt.registerTask( 'test', [ 'jshint', 'jscs', 'jsonlint', 'banana' ] );
	grunt.registerTask( 'default', 'test' );
};