* New: Add dropbox cloud storage backup provider. #1881
* New: Add support for custom domain based multisites. Network sites will be created in a subdomain. E.g.If the main site is "example.com" and the staging site destination url is "staging.example.com" then the live network site example.org will be cloned to staging.example.org and the network site example.net will be cloned to staging.example.net automatically. #2600
* New: Add more options to wp cli backup backup-create command #2468
* New: Add new contact us modal for free version to be able to provide better support to free users. #2246
