Build: Remove grunt concat task its no longer used

Author: arschmitz

Gruntfile.js

@@ -24,29 +24,6 @@ var
 
 	allI18nFiles = expandFiles( "ui/i18n/*.js" ),
 
-	cssFiles = [
-		"core",
-		"accordion",
-		"autocomplete",
-		"button",
-		"datepicker",
-		"dialog",
-		"draggable",
-		"menu",
-		"progressbar",
-		"resizable",
-		"selectable",
-		"selectmenu",
-		"sortable",
-		"slider",
-		"spinner",
-		"tabs",
-		"tooltip",
-		"theme"
-	].map(function( component ) {
-		return "themes/base/" + component + ".css";
-	}),
-
 	// minified files
 	minify = {
 		options: {
@@ -149,25 +126,6 @@ grunt.initConfig({
 		dist: "<%= pkg.name %>-<%= pkg.version %>"
 	},
 	compare_size: compareFiles,
-	concat: {
-		i18n: {
-			options: {
-				banner: createBanner( allI18nFiles )
-			},
-			src: allI18nFiles,
-			dest: "dist/i18n/jquery-ui-i18n.js"
-		},
-		css: {
-			options: {
-				banner: createBanner( cssFiles ),
-				stripBanners: {
-					block: true
-				}
-			},
-			src: cssFiles,
-			dest: "dist/jquery-ui.css"
-		}
-	},
 	requirejs: {
 		js: {
 			options: {