* TWEAK: Prevent a couple of possible fatal errors when printing autobackup options on PHP 8

* TWEAK: Work around a bug in the JetPack autoloader that was triggered when projects using that also used Guzzle in a different namespace

* FIX: Unexpected 'Backup History' array structure during the rescanning of the new backup sets that changed the type of the database associative keys from string to array format

* FIX: Failure in excluding and wiping out jobdata during backup and restore causing the same backup to repeat under certain circumstances

* REFACTOR: Upgrade AWS SDK from version 2.8 to 3

* TWEAK: Improve how log file and backup file attachments are handled through mail-related functions, so they don't get omitted by some 3rd party SMTP plugins

* TWEAK: Overcome PHP 8 'Only the first byte will be assigned to the string offset' warning when rescanning local folder and/or remote storage for new backup sets

* TWEAK: On Windows, when mysqldump.exe binary is in use for backing up database, it failed to exclude updraft_jobdata_* entries due to 'escapeshellarg' function that replaces % char to white space

* TWEAK: Switch to official jstree release now that our patch is included

* TWEAK: Update updater library in paid version to current release

* TWEAK: In the multisite add-on, store the last log message separately to perform better with binary logging together with large backups

* TWEAK: Add Google branding to the Google Drive authentication link

* TWEAK: Change complex formatting string to avoid translator errors resulting in PHP errors

* TWEAK: New versionning scheme; the second part of the version number was previously not used very meaningfully/systematically; together with the third, it now indicates the year of release and number within that year

* TWEAK: Adjust run-time performance check, removing one test that was no longer appropriate

* TWEAK: In the multisite add-on, store the last log message separately to perform better with binary logging together with large backups

* TWEAK: Adjust next resumption display message if there isn't one

* TWEAK: Cache the UpdraftVault quota to reduce the amount of network calls made during long backups

* FIX: A bug that prevented a final resumption from attempting to split the zip to make progress

* FIX: Handle LOCK TABLES statements produced by some mysqldump versions properly in case of atomic restores

* FIX: Packaging error in 1.16.67

* SECURITY: Fix a non-persistent XSS error allowing an attacker to once run JavaScript in your web browser if you clicked on a link crafted personally for you whilst logged into your site (very similar to that fixed in 1.16.65/6)

* TWEAK: Search and replace ABSPATH if it's changed, non-trivial and stored in the DB by a bad plugin/theme

* TWEAK: Make whole label for "UpdraftPlus temporary clone user login settings" clickable

* TWEAK: Change wording for an advanced tool for clarity

* TWEAK: Include UD in user agent for S3 calls when using the AWS SDKs

* TWEAK: Make sure WP_Error is passed up during specific plugin update failure case

* FIX: A bug that prevented a final resumption from attempting to split the zip to make progress

* FIX: Handle LOCK TABLES statements produced by some mysqldump versions properly in case of atomic restores

* SECURITY: Fix a non-persistent XSS error allowing an attacker to once run JavaScript in your web browser if you clicked on a link crafted personally for you whilst logged into your site (very similar to that fixed in 1.16.65/6)

* TWEAK: Search and replace ABSPATH if it's changed, non-trivial and stored in the DB by a bad plugin/theme

* TWEAK: Make whole label for "UpdraftPlus temporary clone user login settings" clickable

* TWEAK: Change wording for an advanced tool for clarity

* TWEAK: Include UD in user agent for S3 calls when using the AWS SDKs

* TWEAK: Make sure WP_Error is passed up during specific plugin update failure case

SECURITY: The fix made in 1.16.65 was faulty; this release corrects it.

* SECURITY: Fix a non-persistent XSS error allowing an attacker to once run JavaScript in your web browser if you clicked on a link crafted personally for your site whilst logged into it. Discovered by Cryptotipit.

* TWEAK: Premium - add review link at bottom of admin

* FIX: Do not create a zip manifest file if the zip is still potentially incomplete

* TWEAK: Improve Dropbox downloading performance by reducing round-trips, by eliminating unnecessary chunking

* TWEAK: Update certificate store to current list

* TWEAK: Increase precision of previous check-in record in log

* FIX: Use correct zip file name when creating manifest

* TWEAK: Tweak the response data of UpdraftCentral's plugin and theme handlers to add additional error information

* TWEAK: Moved the raw backup history command so it can be accessed via UpdraftCentral

* TWEAK: Optimise away unnecessary file open/read/close cycle on null gzip files when writing the final database dump (should help on enormous sites with thousands of tables)

* TWEAK: Cleanup .list.tmp files when a local backup completes

* TWEAK: Refactor WebDAV addon code for future improvements