upgrade to grunt-css-flip v0.2.0

Gruntfile.js

@@ -216,7 +216,7 @@ module.exports = function (grunt) {
       }
     },
 
-    css_flip: {
+    cssflip: {
       rtl: {
         files: {
           'dist/css/<%= pkg.name %>-rtl.css': 'dist/css/<%= pkg.name %>.css'
@@ -437,7 +437,7 @@ module.exports = function (grunt) {
 
   // CSS distribution task.
   grunt.registerTask('less-compile', ['less:compileCore', 'less:compileTheme']);
-  grunt.registerTask('dist-css', ['less-compile', 'autoprefixer', 'css_flip', 'usebanner', 'csscomb', 'less:minify', 'cssmin']);
+  grunt.registerTask('dist-css', ['less-compile', 'autoprefixer', 'cssflip', 'usebanner', 'csscomb', 'less:minify', 'cssmin']);
 
   // Docs distribution task.
   grunt.registerTask('dist-docs', 'copy:docs');

package.json

@@ -48,7 +48,7 @@
     "grunt-contrib-uglify": "~0.4.0",
     "grunt-contrib-watch": "~0.6.0",
     "grunt-csscomb": "~2.0.1",
-    "grunt-css-flip": "^0.1.0",
+    "grunt-css-flip": "~0.2.0",
     "grunt-exec": "~0.4.5",
     "grunt-html-validation": "~0.1.13",
     "grunt-jekyll": "~0.4.1",