Gruntfile.js

module.exports = function(grunt){
	//configuration goes here
	var yeomanConfig = {
		assets: 'assets',
		portal_assets: 'applications/portal/core/assets'
	}
	grunt.initConfig({
		yeoman: yeomanConfig,
		concurrent:{
			dev:['watch:compass']
		},

		rebase: {
			scoped: {
				files: [ {
					expand: true,
					cwd: "<%= yeoman.assets %>/lib/unicorn_styles/css",
					src: "uni*.css",
					dest: "<%= yeoman.assets %>/lib/rebased",
					scopes: {
						url: {
							"../img": "../lib/unicorn_styles/img"
						}
					}
				} ]
			}
		},

		concat:{
			coreStyles:{
				options:{separator:''},
				src:[
					'<%= yeoman.assets %>/lib/twitter_bootstrap/css/bootstrap.css',
					'<%= yeoman.assets %>/lib/twitter_bootstrap/css/bootstrap-responsive.css',
					'<%= yeoman.assets %>/lib/qtip2/jquery.qtip.min.css',
					'<%= yeoman.assets %>/lib/chosen/chosen.css',
					'<%= yeoman.assets %>/lib/bootstrap_toggle_button/jquery.toggle.buttons.css',
					'<%= yeoman.assets %>/lib/rebased/uniform.css',
					'<%= yeoman.assets %>/lib/rebased/unicorn.main.css',
					'<%= yeoman.assets %>/lib/rebased/unicorn.grey.css',
					'<%= yeoman.assets %>/css/base.css',
					'<%= yeoman.assets %>/css/arms-scss.css',
					'<%= yeoman.assets %>/css/arms.less.compiled.css',
				],
				dest: '<%= yeoman.assets %>/css/arms.combine.css'
			},
			coreScripts:{
				options:{separator:';'},
				src:[
					'<%=yeoman.assets %>/lib/less-1.3.0.min.js',
					'<%=yeoman.assets %>/lib/jquery-1.7.2.min.js',
					'<%=yeoman.assets %>/lib/jquery-ui-1.8.22.custom.min.js',
					'<%=yeoman.assets %>/lib/bootstrap.youtubepopup.min.js',
					'<%=yeoman.assets %>/lib/jquery.sticky.js',
					'<%=yeoman.assets %>/lib/mustache.js',
					'<%=yeoman.assets %>/lib/chosen/chosen.jquery.js',
					'<%=yeoman.assets %>/lib/jquery.ba-hashchange.js',
					'<%=yeoman.assets %>/lib/bootstrap_toggle_button/jquery.toggle.buttons.js',
					'<%=yeoman.assets %>/lib/qtip2/jquery.qtip.min.js',
					'<%=yeoman.assets %>/js/scripts.js',
				],
				dest:'<%=yeoman.assets %>/js/arms.scripts.js'
			}
		},
		less: {
			core:{
				files:{
					"<%= yeoman.assets %>/css/arms-scss.css": "<%= yeoman.assets %>/less/arms-scss.less",
					"<%= yeoman.assets %>/css/arms.less.compiled.css": "<%= yeoman.assets %>/less/arms.less"
				}
			}
		},
		watch: {
			core: {
				files: ['<%= yeoman.assets %>/less/{,*/}*.{less,less}'],
				tasks: ['concat:coreStyles', 'cssmin'],
				options:{nospawn:true}
			}
		}
	});
	require('load-grunt-tasks')(grunt);

	//define your tasks
	grunt.registerTask('default', [
		'less',
		'rebase',
		'concat'
	]);

	grunt.registerTask('core',[
		'watch:core'
	]);

}