MailWizz - Email Marketing Application 2.4.8

[BUG] - Fix broken breadcrumbs for numeric labels
[BUG] - Fix "empty" values handling in custom fields submissions for lists
[ADD] - Added API ability to create subscribers in bulk
[ENH] - Add comments for proper default value format for date and datetime custom fields for lists
[ENH] - If uploading a file for campaign attachments fails, we'll add a notification with the failure reason
[ADD] - Added email field type for email lists custom fields
[ADD] - Added url field type for email lists custom fields
[ADD] - Added phone number field type for email lists custom fields
[ADD] - Added rating field type for email lists custom fields
[ADD] - Added basic survey functionality

[BUG] - Fix open basedir error for CommonHelper::findPhpCliPath

[ADD] - Added PHP version warning. It's time to move on from php 5.x
[ADD] - Added frontend page where subscribers can unsubscribe from all of the lists of a certain customer
[ADD] - Added the [UNSUBSCRIBE_FROM_CUSTOMER_URL] and [UNSUBSCRIBE_FROM_CUSTOMER_LINK] tags for the above page
[CHG] - 2FA uses local uri instead of the initial google uri
[ADD] - Added new option for RSS/JSON: send-only-unique-items
[MSC] - Small fixes overall