modify package.json and Gruntfile.js

 module.exports = function(grunt) {
 
+  grunt.util.linefeed = '\n';
+
+  RegExp.quote = function (string) {
+	return string.replace(/[-\\^$*+?.()|[\]{}]/g, '\\$&');
+  };
+
   grunt.initConfig({
-    uglify: {
-      options: {
+    pkg: grunt.file.readJSON('package.json'),
+
+    meta: {
+      defaultPath: 'bootflat'
+    },
+
     banner: '/*\n * <%= pkg.name %> <%= pkg.version %>\n' + 
 		    ' *\n' +
 		    ' * Description: <%= pkg.description %>\n' +
@@ -18,6 +28,13 @@ module.exports = function(grunt) {
 		    ' * Copyright 2013 FLATHEMES.\n' +
 		    ' *\n' +
 		    ' */\n',
+
+    clean: {
+      dist: ['<%= meta.defaultPath %>/css/']
+    },
+    uglify: {
+      options: {
+          banner: '<%= banner %>',
           sourceMap: true,
           sourceMapIncludeSources: true
       },
@@ -26,76 +43,100 @@ module.exports = function(grunt) {
           'js/site.min.js': [
             'js/jquery-1.10.1.min.js',
             'js/bootstrap.min.js',
-            'bootflat/js/icheck.min.js',
+            '<%= meta.defaultPath %>/js/icheck.min.js',
             'js/application.js'
           ]
         }
       }
     },
+    csscomb: {
+      options: {
+        config: '<%= meta.defaultPath %>/scss/.csscomb.json'
+      },
+      dist: {
+        files: {
+          '<%= meta.defaultPath %>/css/<%= pkg.name %>.css': 'bootflat/css/<%= pkg.name %>.css'
+        }
+      }
+    },
     cssmin: {
       options: {
           keepSpecialComments: 0,
-          banner: '/*\n * <%= pkg.name %> <%= pkg.version %>\n' + 
-			  	  ' *\n' +
-				  ' * Description: <%= pkg.description %>\n' +
-			  	  ' *\n' +
-		          ' * Homepage: <%= pkg.homepage %>\n' +
-			  	  ' *\n' +
-				  ' * By @<%= pkg.author %>\n' +
-				  ' *\n' +
-			  	  ' * Last modify time: <%= grunt.template.today("yyyy-mm-dd") %>\n' +
-				  ' *\n' +
-			  	  ' * Licensed under the MIT license. Please see LICENSE for more information.\n' +
-				  ' *\n' +
-			  	  ' * Copyright 2013 FLATHEMES.\n' +
-				  ' *\n' +
-		          ' */\n',
+          banner: '<%= banner %>',
       },
       dist: {
         files: {
           'css/site.min.css': [
             'css/bootstrap.min.css',
-            'bootflat/css/bootflat.css',
+            '<%= meta.defaultPath %>/css/<%= pkg.name %>.css',
             'css/site.css'
           ],
-          'bootflat/css/bootflat.min.css': 'bootflat/css/bootflat.css'
+          '<%= meta.defaultPath %>/css/<%= pkg.name %>.min.css': '<%= meta.defaultPath %>/css/<%= pkg.name %>.css'
         }
       }
     },
     sass: {
       dist: {
         files: {
-          'bootflat/css/bootflat.css': 'bootflat/scss/bootflat.scss'
+          '<%= meta.defaultPath %>/css/<%= pkg.name %>.css': '<%= meta.defaultPath %>/scss/<%= pkg.name %>.scss'
         },
         options: {
-          banner: '/*\n * <%= pkg.name %> <%= pkg.version %>\n' + 
-			  	  ' *\n' +
-				  ' * Description: <%= pkg.description %>\n' +
-			  	  ' *\n' +
-		          ' * Homepage: <%= pkg.homepage %>\n' +
-			  	  ' *\n' +
-				  ' * By @<%= pkg.author %>\n' +
-				  ' *\n' +
-			  	  ' * Last modify time: <%= grunt.template.today("yyyy-mm-dd") %>\n' +
-				  ' *\n' +
-			  	  ' * Licensed under the MIT license. Please see LICENSE for more information.\n' +
-				  ' *\n' +
-			  	  ' * Copyright 2013 FLATHEMES.\n' +
-				  ' *\n' +
-		          ' */\n',
+          banner: '<%= banner %>',
           style: 'expanded',
           sourcemap: 'true'
         }
       }
     },
-    pkg: grunt.file.readJSON('package.json')
+    csslint: {
+      options: {
+        csslintrc: '<%= meta.defaultPath %>/scss/.csslintrc'
+      },
+      src: [
+          '<%= meta.defaultPath %>/css/<%= pkg.name %>.css'
+      ]
+    },
+    validation: {
+      options: {
+        charset: 'utf-8',
+        doctype: 'HTML5',
+        failHard: true,
+        reset: true,
+        relaxerror: [
+          'Bad value apple-mobile-web-app-title for attribute name on element meta: Keyword apple-mobile-web-app-title is not registered.',
+          'Bad value apple-mobile-web-app-status-bar-style for attribute name on element meta: Keyword apple-mobile-web-app-status-bar-style is not registered.',
+          'Bad value X-UA-Compatible for attribute http-equiv on element meta.',
+          'Attribute ontouchstart not allowed on element body at this point.'
+        ]
+      },
+      files: {
+        src: '*.html'
+      }
+    },
+    sed: {
+      versionNumber: {
+        pattern: (function () {
+          var old = grunt.option('oldver');
+          return old ? RegExp.quote(old) : old;
+        })(),
+        replacement: grunt.option('newver'),
+        recursive: true
+      }
+    }
+
   });
 
   require('load-grunt-tasks')(grunt);
+  require('time-grunt')(grunt);
+
+  grunt.registerTask('task-css', ['sass', 'csscomb', 'cssmin']);
+  grunt.registerTask('task-js', ['uglify']);
+  grunt.registerTask('task', ['clean', 'task-css', 'task-js']);
+  grunt.registerTask('build', ['task']);
+  grunt.registerTask('default', ['task']);
+  grunt.registerTask('test', ['task', 'csslint', 'validation']);
 
-  grunt.registerTask('default', [
-    'sass',
-    'cssmin',
-    'uglify'
-  ]);
+  // Version numbering task.
+  // grunt change-version-number --oldver=A.B.C --newver=X.Y.Z
+  // This can be overzealous, so its changes should always be manually reviewed!
+  grunt.registerTask('change-version-number', 'sed');
 };

@@ -22,9 +22,15 @@
    },
   "devDependencies": {
     "grunt": "~0.4.4",
+    "grunt-contrib-clean": "~0.5.0",
+    "grunt-contrib-csslint": "~0.2.0",
     "grunt-contrib-cssmin": "~0.9.0",
     "grunt-contrib-uglify": "~0.4.0",
     "grunt-contrib-sass": "~0.7.3",
-    "load-grunt-tasks": "~0.2.0"
+    "grunt-csscomb": "~2.0.1",
+    "grunt-html-validation": "~0.1.15",
+    "grunt-sed": "~0.1.1",
+    "load-grunt-tasks": "~0.4.0",
+    "time-grunt": "~0.3.1"
   }
 }