fixed less grunt watch

Gruntfile.js

@@ -60,9 +60,7 @@ module.exports = function (grunt) {
                 dest: destContent + 'bootstrap.css'
             },
             general  : {
-                files: [
-                    {
-                        expand: true,
+                expand :true,
                 src   : [
                             'UI/Content/base.less',
                             'UI/Content/overrides.less',
@@ -74,9 +72,7 @@ module.exports = function (grunt) {
                             'UI/Settings/settings.less',
                         ],
                 dest  : outputRoot,
-                        ext   : '.css'
-                    }
-                ]
+                ext: '.css'
             }
         },
 
@@ -143,7 +139,7 @@ module.exports = function (grunt) {
                 tasks: ['less:bootstrap','less:general']
             },
             generalLess: {
-                files: '<%= less.general.files[0].src %>',
+                files: ['UI/**/*.less', '!**/Bootstrap/**', '!**/FontAwesome/**'],
                 tasks: ['less:general']
             },
             handlebars : {