FEATURE: Added UpdraftCentral's theme management module handler
FEATURE: User can mark any backup as "do not delete", and it will then not be deleted even when retention limits are hit
FEATURE: WP-CLI - add a 'restore' command
FEATURE: WP-CLI - Add an option 'delete-during-restore' in the 'restore' command
FEATURE: Add optional 'fingerprint' configuration for sftp/scp remote storage, allowing the connection to be halted if the server's fingerprint does not match what was entered
FEATURE: Added the ability to take an incremental backup via WP-CLI (note: incremental backups are still considered an experimental/work-in-progress feature)
FIX: If a user gave the wrong key to decrypt an encrypted database, the "Decryption failed" message did not display
FIX: The Migration was not changing an unsupported database table engine with the MyISAM engine automatically
FIX: Issue with the Dropbox account API call on some installs
FIX: The web server disk space refresh link of the existing backups is not working
FIX: The UpdraftPlus News couldn't print first time when the news cache was not made
FIX: Activating the "all addons" licence did not remove the corresponding 'activate on this account' link in the "Premium / Extensions" tab
FIX: When set names query character set hadn't support from the current MySQL server, the restoration process wasn't giving the option to replace the character set
TWEAK: Updated the plugin.php handler for UpdraftCentral's new plugin management module
TWEAK: Update posts handler to fix and update pagination in UpdraftCentral
TWEAK: Refresh UpdraftCentral keys upon successful login or registration using the UpdraftCentral Cloud wizard
TWEAK: Correct admin page URL in WP-CLI 'restore' command when on multisite without multisite add-on
TWEAK: Prevent PHP notice when checking non-existent files in relation to an extraneous whitespace warning
TWEAK: Prevent PHP notices in add-ons with non-present settings
TWEAK: Add the "Migrate / Clone" tab in place of the "Migrate / Clone" dialog
TWEAK: Prevent call to the the wp_get_sites() deprecated function on WP 4.6 and newer
TWEAK: Prevent a potential PHP debugging notice when displaying the 'Connect with your UpdraftPlus.com' form
TWEAK: Do not show the confusing JetPack 'backup' notice on the 'Updates' page
TWEAK: Added clone notices and commands for when UpdraftPlus is running on a UpdraftClone
TWEAK: Move 'Log all messages to syslog (only server admins are likely to want this)' into the 'expert' settings section
TWEAK: Replace a missing class constant in the Dropbox SDK (only relevant to people upgrading from Dropbox API v1 tokens - indicates upgrading UpdraftPlus from a very old version that previously used Dropbox APIv1 but never v2)
TWEAK: It's "backup", not "back up"
TWEAK: Prevent potential PHP debugging notices in restoration step 2
TWEAK: Allow non-Super Admins to access UpdraftPlus Premium if they have 'manage_network_plugins' capability and the updraft_user_can_manage filter is used
TWEAK: Improved code in a way that prevents continuous polling in the themes page, the plugins page and the updates page