Bump up version number to v5.4 for release,
Update screenshots,
Add extra validation to user input,
Fix issue with Google Analytic tracking url,
Add support for "Delete post by attachment" addon,
Increase the height of the right sidebar,
Remove outdated information README file,
Add utm_content to addon links,
Add WordPress 4.0 plugin icons,
Update EDD_SL_Plugin_Updater.php to v1.2,
Add the ability to delete User meta fileds,
Add a new `array_get_bool` util function,
Add the ability to delete comment meta fields,
Add the ability to delete post meta fields,
Whitespace fix,
Add a bunch of TODO comments and fix whitespace,
Tweak the admin UI for WordPress 4.0,
Remove hard dependency on "Bulk Delete From Trash" addon,
Increase PHP timeout setting while performing bulk operations,
Tweak the way messages are shown to the user,
Use hooks for adding list of iterator for date picker,
Add the ability to hook into JavaScript messages and validation,
Regroup PHP Memory limit and WordPress Memory limit together

git-svn-id: https://plugins.svn.wordpress.org/bulk-delete/trunk@989345 b8457f37-d9ea-0310-8a92-e5e31aec5664