Custom Facebook Feed Pro 4.5.5

* Fix: Error messages were not appearing at the top of the settings page when there was a critical error with a feed.
* Fix: Videos would not play in the feed when the lightbox was disabled.
* Fix: Legacy feeds were not updating when changes were made to the feed source and the multifeed extension was being used.
* Fix: "posttags" shortcode setting was not working.
* Fix: Some carousel settings were not being reflected in the feed preview when customizing a feed.
* Fix: Media was not loading correctly when using the GDPR setting.
* Fix: The license field would disappear when an unexpected value was saved for the license data.
* Fix: Sources were not showing that there was an error when an account specific Facebook error was occurring.

* Fix: Cache would not clear before posts were updated in the posts cache.
* Fix: Feeds would always use 4 columns for desktop size screens when using the "grid" layout.
* Fix: Some legacy feeds had an invalid locale set as the default locale which would cause no posts to display in the customizer.
* Fix: Adding a feed using the Elementor module would cause the lightbox to appear at the bottom of the page for some themes.
* Fix: Fixed an issue with unintended sources being added and removed when editing sources using the customizer and the [Multifeed extension](https://smashballoon.com/extensions/multifeed).

* Fix: Fixed an error that would occur when creating new database tables for certain MySQL versions/engines.
* Fix: Some lightbox features would not work with certain combinations of feed settings such as videos playing and multiple images displaying.
* Fix: When updating from version 3.x, some settings for the number of posts would cause the feed customizer not to load when editing legacy feeds.
* Fix: Event details would not display in an event feed even if event details were included in the settings for a feed.
* Fix: Only the first account's posts would display in a multifeed created with the new feed builder.
* Fix: Setting the number of columns for mobile devices to "1" would not work correctly if the tablet columns was set to something other than "3".
* Fix: Group feeds created using version 4.0 would display an error and no posts if there was not also a related connected account from version 3.x.
* Fix: Re-added support for the `padding` shortcode option as it was removed from the settings page.
* Fix: Saving certain snippets of custom JavaScript or CSS was causing the custom code to break.
* Fix: Event date format setting was not applying the correct date format to feeds and had the wrong choices for formats in the customizer.
* Fix: Added a message to let users know if all sources were removed and using the feed customizer.
* Fix: Fixed post layouts for events always showing full width in the customizer.
* Fix: Making changes to the source of legacy feeds would cause the wrong access token to be used to collect new posts.