Document versioning
Store many versions of the same document, download or revert to a previous version. Each version can have its own separate access control too.
Released: December 5, 2019
Improve upgrade and deployment instructions.
Improve setting migration method matching. Avoid executing a migrations for settings with similar but shorter names.
Fix sources app setting migrations.
Add OCR app setting migrations.
Upgrade instructions using Git. This process of installation is no longer supported. For building custom installations refer to the [:doc:`../chapters/development/index`]{#problematic-1 .problematic} chapter.
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