Admin Columns Pro 6.4.13

* [Fixed] Fixed a possible error with export

* [Fixed] Fatal error that occurred on the WPML String translation

* [Fixed] Sorting on Post Formats no longer filters out the Standard format
* [Fixed] Exporting columns settings without any sets selected gave a fatal error
* [Fixed] WYSIWYG editing does not close in Inline Edit when selecting a style
* [Improved] The Bulk Edit column settings is now only displayed when bulk editing is available