Not all submodules are yet functional. Follow the development at #1058370: Views Hacks Drupal 7 branch and in the issue queue in general. Please test and report any problems you find.
Fixed permission for AJAX callback (added own permission) - D7 version of CKEditor module doesn't have 'access ckeditor' permission.
Now you need to allow your users to 'use Paste Format' on the user premissions page.